The Strike Industries Modular Fixed Stock combines the versatility and adjustability of a collapsible stock with the strength, ergonomics, and solid fit of a fixed stock. The SI MFS uses a standard carbine length receiver extension and is adjusted using the included shim set to change length of pull.
– 1x Viper Modular Fixed Stock
– 3x Adjustment Shims (0.75″)
– Weight: 12.8 oz
– Materials: Polymer with steel mounting hardware
– Finish: Black or FDE high strength polymer
– Customizable Length of Pull (12″ to 14.25″)
– Modular assembly
– Snap Hook attachment and sling loop
– For mil-spec carbine or our Advanced Receiver Extension 7-Position buffer tubes only.
Note: A standard mil-spec castle nut and endplate must be used for proper installation of the Viper Modular Fixed Stock.
*Compatible with A5 Carbine Receiver Extensions