Home > Handguards, Accessories >   A.R.M.S. #51C A1/A2 S.I.R. System - CARBINE LENGTH
ARMS #51C A1/A2 S.I.R. SYSTEM - CARBINE LENGTH   Alternative Views:	List Price: $369.00 Our Price: $366.23 You Save $2.77! Quantity in Stock: 1 Product Code: 51C Qty:

Description   A.R.M.S. #51C A1/A2 S.I.R. System - CARBINE LENGTH Civilian Version Slimline for 5.56 cal. A1A2 Carry Handle Carbines.  Fits A1 and A2 carry handle uppers with carbine length gas systems. The #51™C locks into both the carry handle channel and the handle front support utilizing two A.R.M.S. ® self locking thumbnuts providing an extremely rigid, no movement fit. The forward rail section allows the user the capability of forward mounting their optics and the ability to co-witness with their iron sights. Features: • Free floating barrel design to achieve maximum accuracy potential. • Removable side and bottom dovetail rail panels for mounting accessories such as lights, lasers and vertical forward grips. • Drastically enhanced cooling. • Quick Change Lower Handguard. Wt. 17.4 oz* *Wt. measured w/o 1,2,3 rails and sling swivel which are included with the SIR system. Rails can be removed/added as needed.

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