

Description
- Brownells M4 carbine stock wrench made by Rock River Arms
- Quickly, easily remove old extension tube to install new-style A4 stock
- Spanner has 3 lugs to fit the castle nut
- Non-slip fit to apply the correct torque
- Rubber-coated handle
- Cutout fits receiver extension tube to remove A1 or A2 stocks
- Steel with parkerized finish
- 7-5/8" long
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1 of 1 Brownells M4 Carbine Stock Review
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Free shipping may not be combined with a coupon unless stated otherwise.
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Jun 09, 2020
By Hugh
Works perfectly!
Things I Would Have Changedmake them free... ltms
What Others Should KnowThis tool works perfectly on the Benjamin Armada BTAP .25. I had to temporarily remove the stock to attach a scope cam.