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Reloading Measuring Tools Case Gauges & Headspace Tools SINCLAIR INTERNATIONAL SHOULDER BUMP GAGE INSERT, #45A, 45 DEGREE, WILDCATS Support

The Sinclair Bump Gage Insert features a precise 45-degree shoulder design, ideal for accurately measuring and setting headspace on wildcat cartridges.
-12 %

SINCLAIR INTERNATIONAL SHOULDER BUMP GAGE INSERT, #45A, 45 DEGREE, WILDCATS

050806111264 749011479
Variations
Filters:
Variations:

Variations:

-12 %
The Sinclair Bump Gage Insert features a precise 45-degree shoulder design, ideal for accurately measuring and setting headspace on wildcat cartridges.
SHOULDER BUMP GAGE INSERT, #45A, 45 DEGREE, WILDCATS
14.9 GBP 87 £14.90 * £16.90
In stock
Cartridge: 45-60 Winchester Product no.: 749011479
In stock
14.9 GBP 87 £14.90 * £16.90
-10 %
The Sinclair Bump Gage Insert for 220 Swift ensures precise measurements for optimal shoulder bump, enhancing accuracy and consistency in your reloads.
SHOULDER BUMP GAGE INSERT, #21, 21 DEGREE, 220 SWIFT
17.9 GBP 12 £17.90 * £19.90
In stock
Cartridge: 220 Swift Product no.: 749011471
In stock
17.9 GBP 12 £17.90 * £19.90
-11 %
The Sinclair Bump Gage Insert #28, 28 degree, is perfect for precise measurement of shoulder bump on 22-250, 223, and 243 cartridges, enhancing your reloading accuracy.
SHOULDER BUMP GAGE INSERT, #28, 28 DEGREE, 22-250/223/243
15.9 GBP 19 £15.90 * £17.90
In stock
Cartridge: 22-250 Remington, 223 WSSM (Winchester Super Short Mag), 243 WSSM (Winchester Super Short Mag) Product no.: 749011472
In stock
15.9 GBP 19 £15.90 * £17.90
-10 %
The Sinclair Bump Gage Insert #23 is perfect for precision measuring in the 223 family up to 6mm, ensuring accurate shoulder bump readings for optimal reloading.
SHOULDER BUMP GAGE INSERT, #23, 23 DEGREE, 223/22 REM/17 REM
17.9 GBP 40 £17.90 * £19.90
In stock
Cartridge: 223 Remington, 5.56 mm NATO, 221 Remington Fireball, 222 Remington, 17 Remington, 222 Remington Mag Product no.: 749011473
In stock
17.9 GBP 40 £17.90 * £19.90
-11 %
The Sinclair Bump Gage Insert, #26A, offers precise measurement for 6mm Rem/244 cartridges, ensuring optimal shoulder bump for enhanced accuracy.
SHOULDER BUMP GAGE INSERT, #26, 26 DEGREE, 6MM
15.9 GBP 10 £15.90 * £17.90
In stock
Cartridge: 6 mm Remington Product no.: 749011474
In stock
15.9 GBP 10 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #35 is designed for precise measurements of the 284 family and WSM cartridges up to .338 Cal, ensuring optimal performance and accuracy.
SHOULDER BUMP GAGE INSERT, #35, 35 DEGREE, 30 NOSLER/284/WSM
15.9 GBP 40 £15.90 * £17.90
In stock
Cartridge: 300 WSM (Winchester Short Mag), 270 WSM (Winchester Short Mag), 7 mm WSM (Winchester Short Magnum), 325 WSM (Winchester Short Mag), 284 Winchester, 26 Nosler, 30 Nosler, 33 Nosler, 27 Nosler Product no.: 749011475
In stock
15.9 GBP 40 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #17, designed for the 30-06 family up to 8mm, ensures precise measurements for optimal cartridge fit and performance.
SHOULDER BUMP GAGE INSERT, #17, 17 DEGREE, 30-06 SPRINGFIELD
15.9 GBP 26 £15.90 * £17.90
In stock
Cartridge: 30-06 Springfield, 270 Winchester, 25-06 Remington, 7.62 x 39 mm, 280 Remington Product no.: 749011476
In stock
15.9 GBP 26 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert for the 308 family features a precise 20-degree angle, ensuring accurate measurements for optimal shoulder bump adjustments.
SHOULDER BUMP GAGE INSERT, #20, 20 DEGREE, 308 FAMILY
15.9 GBP 77 £15.90 * £17.90
In stock
Cartridge: 308 Winchester, 243 Winchester, 7 mm - 08 Remington, 7 x 64 mm Brenneke, 260 Remington, 308 Marlin Express, 307 Winchester Product no.: 749011477
In stock
15.9 GBP 77 £15.90 * £17.90
-11 %
Enhance your reloading precision with the Sinclair Bump Gage Insert for 338 Lapua, featuring a 20-degree angle for accurate shoulder bump measurements.
SHOULDER BUMP GAGE INSERT, #20A, 20 DEGREE, 338 LAPUA
15.9 GBP 19 £15.90 * £17.90
In stock
Cartridge: 338 Federal, 338 Lapua Mag Product no.: 749011478
In stock
15.9 GBP 19 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #23A ensures precise measurements for 25-270 caliber cartridges, enhancing accuracy and consistency in your reloading process.
SHOULDER BUMP GAGE INSERT, #23A, 23 DEGREE, 25-270 CALIBER
15.9 GBP 19 £15.90 * £17.90
In stock
Cartridge: 6.8 mm Remington SPC Product no.: 749011480
In stock
15.9 GBP 19 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert ensures precise measurements for 300 SAUM, 7MM, and 338 calibers, enhancing your reloading accuracy and consistency.
SHOULDER BUMP GAGE INSERT, #30A, 30 DEGREE, 300 SAUM/7MM/338
15.9 GBP 20 £15.90 * £17.90
In stock
Cartridge: 6.5 Grendel, 300 Savage, 25 WSSM (Winchester Super Short Mag), 6.5 Creedmoor, 30 Thompson Center, 338 Ruger Compact Magnum, 300 Ruger Compact Magnum, 30 BR (Benchrest), 300 Remington SAUM, 6.5 mm BR Product no.: 749011481
In stock
15.9 GBP 20 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert for Ackley Improved 6mm features a precise 40-degree angle, ensuring accurate measurements for optimal reloading performance.
SHOULDER BUMP GAGE INSERT, #40, 40 DEGREE, ACKLEY-6MM
15.9 GBP 11 £15.90 * £17.90
In stock
Cartridge: 243 Winchester Ackley Improved, 220 Ackley Improved, 6mm Ackley Improved, 22-250 Ackley Improved, 22-6mm Remington Ackley Improved, 223 Ackley Improved, 6mm/30-30 Ackley Improved, 22/30-30 Ackley Improved, 228 Ackley Magnum Product no.: 749011482
In stock
15.9 GBP 11 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #40A is designed for precise measurement of Ackley Improved to 338 cartridges, ensuring optimal shoulder bump for accuracy.
SHOULDER BUMP GAGE INSERT, #40A, 40 DEGREE, 25-338/ACKLEY
15.9 GBP 16 £15.90 * £17.90
In stock
Cartridge: 257 Ackley, 30-30 Ackley, 280 Ackley Improved, 257 Roberts Ackley Improved, 260 Ackley Improved, 257 Roberts +P Ackley Improved, 25-3000 Ackley Improved, 338-06 Ackley Improved, 25 Ackley Krag Short Improved Product no.: 749011483
In stock
15.9 GBP 16 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #30 offers precision measurement for PPC/BR rifles, ensuring optimal shoulder bump for 17 Fireball and 6.5CRD cartridges.
SHOULDER BUMP GAGE INSERT, #30, 30 DEGREE, 25R/W/338R/6.5CRD
16.9 GBP 30 £16.90 * £18.90
In stock
Cartridge: 204 Ruger, 22 PPC, 6 PPC, 6 mm XC, 22 BR (Benchrest) Remington, 20 Tactical, 20 PPC, 20 BR (Benchrest), 20 Vartarg, 6 mm BRX, 6mm Creedmoor, 6 mm BR, 22 Nosler, 224 Valkyrie, 22 BRX, 20 Nosler Product no.: 749011484
In stock
16.9 GBP 30 £16.90 * £18.90
-11 %
The Sinclair Bump Gage Insert allows precise measurement for Standard Magnums up to 30 Cal, ensuring optimal performance and accuracy in your firearm.
SHOULDER BUMP GAGE INSERT, #25, 25 DEGREE, 225W-338W MAG
15.9 GBP 23 £15.90 * £17.90
In stock
Cartridge: 6.5 x 55 mm Swedish Mauser, 300 Winchester Magnum, 338 Winchester Magnum, 7 mm Remington Magnum, 225 Winchester, 8 mm Remington Mag, 7 mm STW, 30 Remington AR, 264 Winchester Magnum Product no.: 749011485
In stock
15.9 GBP 23 £15.90 * £17.90
14.9 17.9 15 GBP
-12 %
MSRP £16.90
14.9 GBP £14.90

Prices inclusive of duty & VAT.

Product no.: 749011479

Mfr. No.: 09-10450

050806111264 Sinclair Bump Gage Insert, 45 Degree Shoulder, 45\
In stock More than 10 pieces in USA warehouse
3.1/5 - 0 Customers
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-12 %
MSRP £16.90
£14.90

Prices inclusive of duty & VAT.

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Delivery time approx. 7-14 days.

100-Day Return Policy

Delivery time approx. 7-14 days.

100-Day Return Policy
No charges until we ship
No charge:
Your credit card will not be charged when you place your order.

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You are under no obligation until the goods are shipped. You can cancel your order at any time before shipping - free of charge.

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  • Precision shoulder measurement
  • Compatible with wildcat cartridges
  • Durable 45-degree design
Wish List Ask question
14.9 17.9 15 GBP
Description Specification Customers reviews Accessories

SINCLAIR INTERNATIONAL SHOULDER BUMP GAGE INSERT, #45A, 45 DEGREE, WILDCATS

-12 %
MSRP £16.90
14.9 GBP £14.90

Prices inclusive of duty & VAT.

1
2
3
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5
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7
8
9
10+
-12 %
MSRP £16.90
£14.90

Prices inclusive of duty & VAT.

1
2
3
4
5
6
7
8
9
10+

Delivery time approx. 7-14 days.

100-Day Return Policy

Description:

Enhance Your Reloading Precision with Sinclair Bump Gage Inserts

The SINCLAIR BUMP GAGE INSERT is an essential tool for any serious reloader looking to achieve the utmost accuracy in their ammunition. Designed specifically for the Sinclair International Shoulder Bump Gage, this insert allows for precise measurement of your cartridge dimensions.

Key Features:

  • Model: #45A
  • Angle: 45 Degree
  • Compatibility: Works seamlessly with Sinclair International Shoulder Bump Gage
  • Ideal for: Wildcats and custom cartridge reloaders

Whether you're fine-tuning your loads for competition or simply aiming for the best performance at the range, the Sinclair Bump Gage Insert provides the reliability and accuracy you need. Make sure your reloading setup is complete with this indispensable accessory.



Attributes

  • Cartridge: 
    45-60 Winchester
  • Delivery weight: 0.023kg
  • Shipping height: 1mm
  • Shipping width: 89mm
  • Shipping length: 89mm
  • UPC: 050806111264

Item details

Made in USA

Customers reviews

Customer ratings (0)

3.1 / 5

Variations:

-12 %
The Sinclair Bump Gage Insert features a precise 45-degree shoulder design, ideal for accurately measuring and setting headspace on wildcat cartridges.
SHOULDER BUMP GAGE INSERT, #45A, 45 DEGREE, WILDCATS
14.9 GBP 87 £14.90 * £16.90
In stock
Cartridge: 45-60 Winchester Product no.: 749011479
In stock
14.9 GBP 87 £14.90 * £16.90
-10 %
The Sinclair Bump Gage Insert for 220 Swift ensures precise measurements for optimal shoulder bump, enhancing accuracy and consistency in your reloads.
SHOULDER BUMP GAGE INSERT, #21, 21 DEGREE, 220 SWIFT
17.9 GBP 12 £17.90 * £19.90
In stock
Cartridge: 220 Swift Product no.: 749011471
In stock
17.9 GBP 12 £17.90 * £19.90
-11 %
The Sinclair Bump Gage Insert #28, 28 degree, is perfect for precise measurement of shoulder bump on 22-250, 223, and 243 cartridges, enhancing your reloading accuracy.
SHOULDER BUMP GAGE INSERT, #28, 28 DEGREE, 22-250/223/243
15.9 GBP 19 £15.90 * £17.90
In stock
Cartridge: 22-250 Remington, 223 WSSM (Winchester Super Short Mag), 243 WSSM (Winchester Super Short Mag) Product no.: 749011472
In stock
15.9 GBP 19 £15.90 * £17.90
-10 %
The Sinclair Bump Gage Insert #23 is perfect for precision measuring in the 223 family up to 6mm, ensuring accurate shoulder bump readings for optimal reloading.
SHOULDER BUMP GAGE INSERT, #23, 23 DEGREE, 223/22 REM/17 REM
17.9 GBP 40 £17.90 * £19.90
In stock
Cartridge: 223 Remington, 5.56 mm NATO, 221 Remington Fireball, 222 Remington, 17 Remington, 222 Remington Mag Product no.: 749011473
In stock
17.9 GBP 40 £17.90 * £19.90
-11 %
The Sinclair Bump Gage Insert, #26A, offers precise measurement for 6mm Rem/244 cartridges, ensuring optimal shoulder bump for enhanced accuracy.
SHOULDER BUMP GAGE INSERT, #26, 26 DEGREE, 6MM
15.9 GBP 10 £15.90 * £17.90
In stock
Cartridge: 6 mm Remington Product no.: 749011474
In stock
15.9 GBP 10 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #35 is designed for precise measurements of the 284 family and WSM cartridges up to .338 Cal, ensuring optimal performance and accuracy.
SHOULDER BUMP GAGE INSERT, #35, 35 DEGREE, 30 NOSLER/284/WSM
15.9 GBP 40 £15.90 * £17.90
In stock
Cartridge: 300 WSM (Winchester Short Mag), 270 WSM (Winchester Short Mag), 7 mm WSM (Winchester Short Magnum), 325 WSM (Winchester Short Mag), 284 Winchester, 26 Nosler, 30 Nosler, 33 Nosler, 27 Nosler Product no.: 749011475
In stock
15.9 GBP 40 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #17, designed for the 30-06 family up to 8mm, ensures precise measurements for optimal cartridge fit and performance.
SHOULDER BUMP GAGE INSERT, #17, 17 DEGREE, 30-06 SPRINGFIELD
15.9 GBP 26 £15.90 * £17.90
In stock
Cartridge: 30-06 Springfield, 270 Winchester, 25-06 Remington, 7.62 x 39 mm, 280 Remington Product no.: 749011476
In stock
15.9 GBP 26 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert for the 308 family features a precise 20-degree angle, ensuring accurate measurements for optimal shoulder bump adjustments.
SHOULDER BUMP GAGE INSERT, #20, 20 DEGREE, 308 FAMILY
15.9 GBP 77 £15.90 * £17.90
In stock
Cartridge: 308 Winchester, 243 Winchester, 7 mm - 08 Remington, 7 x 64 mm Brenneke, 260 Remington, 308 Marlin Express, 307 Winchester Product no.: 749011477
In stock
15.9 GBP 77 £15.90 * £17.90
-11 %
Enhance your reloading precision with the Sinclair Bump Gage Insert for 338 Lapua, featuring a 20-degree angle for accurate shoulder bump measurements.
SHOULDER BUMP GAGE INSERT, #20A, 20 DEGREE, 338 LAPUA
15.9 GBP 19 £15.90 * £17.90
In stock
Cartridge: 338 Federal, 338 Lapua Mag Product no.: 749011478
In stock
15.9 GBP 19 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #23A ensures precise measurements for 25-270 caliber cartridges, enhancing accuracy and consistency in your reloading process.
SHOULDER BUMP GAGE INSERT, #23A, 23 DEGREE, 25-270 CALIBER
15.9 GBP 19 £15.90 * £17.90
In stock
Cartridge: 6.8 mm Remington SPC Product no.: 749011480
In stock
15.9 GBP 19 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert ensures precise measurements for 300 SAUM, 7MM, and 338 calibers, enhancing your reloading accuracy and consistency.
SHOULDER BUMP GAGE INSERT, #30A, 30 DEGREE, 300 SAUM/7MM/338
15.9 GBP 20 £15.90 * £17.90
In stock
Cartridge: 6.5 Grendel, 300 Savage, 25 WSSM (Winchester Super Short Mag), 6.5 Creedmoor, 30 Thompson Center, 338 Ruger Compact Magnum, 300 Ruger Compact Magnum, 30 BR (Benchrest), 300 Remington SAUM, 6.5 mm BR Product no.: 749011481
In stock
15.9 GBP 20 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert for Ackley Improved 6mm features a precise 40-degree angle, ensuring accurate measurements for optimal reloading performance.
SHOULDER BUMP GAGE INSERT, #40, 40 DEGREE, ACKLEY-6MM
15.9 GBP 11 £15.90 * £17.90
In stock
Cartridge: 243 Winchester Ackley Improved, 220 Ackley Improved, 6mm Ackley Improved, 22-250 Ackley Improved, 22-6mm Remington Ackley Improved, 223 Ackley Improved, 6mm/30-30 Ackley Improved, 22/30-30 Ackley Improved, 228 Ackley Magnum Product no.: 749011482
In stock
15.9 GBP 11 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #40A is designed for precise measurement of Ackley Improved to 338 cartridges, ensuring optimal shoulder bump for accuracy.
SHOULDER BUMP GAGE INSERT, #40A, 40 DEGREE, 25-338/ACKLEY
15.9 GBP 16 £15.90 * £17.90
In stock
Cartridge: 257 Ackley, 30-30 Ackley, 280 Ackley Improved, 257 Roberts Ackley Improved, 260 Ackley Improved, 257 Roberts +P Ackley Improved, 25-3000 Ackley Improved, 338-06 Ackley Improved, 25 Ackley Krag Short Improved Product no.: 749011483
In stock
15.9 GBP 16 £15.90 * £17.90
-11 %
The Sinclair Bump Gage Insert #30 offers precision measurement for PPC/BR rifles, ensuring optimal shoulder bump for 17 Fireball and 6.5CRD cartridges.
SHOULDER BUMP GAGE INSERT, #30, 30 DEGREE, 25R/W/338R/6.5CRD
16.9 GBP 30 £16.90 * £18.90
In stock
Cartridge: 204 Ruger, 22 PPC, 6 PPC, 6 mm XC, 22 BR (Benchrest) Remington, 20 Tactical, 20 PPC, 20 BR (Benchrest), 20 Vartarg, 6 mm BRX, 6mm Creedmoor, 6 mm BR, 22 Nosler, 224 Valkyrie, 22 BRX, 20 Nosler Product no.: 749011484
In stock
16.9 GBP 30 £16.90 * £18.90
-11 %
The Sinclair Bump Gage Insert allows precise measurement for Standard Magnums up to 30 Cal, ensuring optimal performance and accuracy in your firearm.
SHOULDER BUMP GAGE INSERT, #25, 25 DEGREE, 225W-338W MAG
15.9 GBP 23 £15.90 * £17.90
In stock
Cartridge: 6.5 x 55 mm Swedish Mauser, 300 Winchester Magnum, 338 Winchester Magnum, 7 mm Remington Magnum, 225 Winchester, 8 mm Remington Mag, 7 mm STW, 30 Remington AR, 264 Winchester Magnum Product no.: 749011485
In stock
15.9 GBP 23 £15.90 * £17.90

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