AR15/M-16 5.56/.223 Std Power Buffer Spring $24.97 AR-15, M-16 .223/5.56 action spring standard power. 16504 Only 1 left in stock AR15/M-16 5.56/.223 Std Power Buffer Spring quantity Add to cart Categories: AR-15, Wolff Gun Springs Related products Remington 1100 & 11-87 (LT/LW/SP), 20ga. Barrel seal O ring $7.50 Colt Government 1911 Conventional Recoil Spring 20lb $16.97