AU
AU Mil-Spec Castle Nut for M4/AR15
- SKU:
- MSCN-AR15
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Below are the available bulk discount rates for each individual item when you purchase a certain amount
| Buy 100 or above | and pay only $2.00 each |
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1 Review
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quality product
highly engineered product made from space age microspheres that also reduces the cyclic rate of my farting trigger. thanks A.U.!!!
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Colt M4/AR15 Receiver Extension Castle Nut P/N: 9390020 Supersedes: 64069, 62357
Factory Colt castle nut for the carbine receiver extension (buffer tube). Locks the extension and end plate to the...