FN M249 Rear Sight Base Locking Washer 9350022 FN Parts Black
M249 Washer Flat 9350022 FN M249 Rear Sight Base Locking Washer. This steel locking washer goes on before the screw to hold the rear sight base securely. Sold individually, this black washer's textured finish helps to secure the rear sight assembly. For use on your 5.56x45mm M249 SAW, M249S, M249 PARA, and MINIMI.
NOTE: Parts kits are NOT functioning firearms. They are parts kits, sold as-is and include everything pictured. All parts kits sold on this site do not include a receiver. We do not sell receivers. No firearms are sold on this site. All ITAR rules in effect.