For Magpul brand stocks
MOE Stocks:
(3/32 Roll Pin Punch and 1/16 Hex Wrench Required)
-Locate roll pin at bottom of spring loaded plunger.
-Drift roll pin out of stock making sure to retain spring as it is under pressure.
-Remove original hollow pin, spring, and cross-bar.
-Place stock on buffer tube at desired location and insert NVG Locking Pin.
-Insert cross-bar and tighten set screw from the bottom of the Locking Pin to retain.
-Re-install original roll pin to complete installation.
CTR and ACS-L Stocks:
(3/32, 1/8 Roll Pin Punches and 1/16 Hex Wrench Required)
-Drift roll pin at front of friction lock out of stock.
-Remove friction lock using flat screw-driver to pry over roll pin at rear of lock.
-Locate roll pin at bottom of spring loaded plunger.
-Drift roll pin out of stock making sure to retain spring as it is under pressure.
-Remove original hollow pin, spring, and cross-bar.
-Place stock on buffer tube at desired location and insert NVG Locking Pin.
-Insert cross-bar and tighten set screw from the bottom of the Locking Pin to retain.
-Re-install original locking pin roll pin, friction lock and friction lock roll pin to complete installation.
STR and ACS stocks are not recommended for self install. Neponset Valley Gunsmiths LLC. will install these stocks at no fee at our Norwood, MA location. (does not include any shipping fees)
UBR and PRS Stocks cannot accept the NVG Stock Locking Pin
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