Top takeaways
- The Echo Zulu Castle Nut Kit includes an EZ castle nut, a bi-directional staking guide, and a straight-wall staking punch, designed for quick and consistent staking of AR's castle nuts.
- The EZ castle nut is precision machined from 4140 PH alloy steel with a black nitride finish and features eight co-linear wrench & staking notches for better alignment and multiple staking locations.
- The staking punch is made from 17-4 stainless steel with a black nitride finish and a 4mm shank, designed to work with the staking guide for strong, consistent staking without damaging components.
Attributes
- Weapon type:
AR-15
- Delivery weight: 0.227kg
- Shipping height: 6mm
- Shipping width: 76mm
- Shipping length: 152mm
- UPC: 197644997930




