SM-4.5mm – JMac Customs

SM adapters utilize the factory rear trunnions and eliminate the need for additional adapters or folding mechs.

This version of the SM stock/brace adapter is specifically made for 4.5mm pin folding stocks. 4.5mm trunnions can be found in the SLR 104/106/107 UR/CR/FR. This stock adapter, like the rest of the SM line, will allow you to install all of our Arm Bar and Stocks as well as SIG style stocks. Cheek wield is adjustable by moving the stock/brace up or down on the adapter.

• 2 height positions
• Compatible with all of our SS/AB/ST options as well as SIG stocks
• 7075 aluminum
• Black hardcoat anodize finish
• Includes mounting bolt for lower hole