Colt Government 1911 Conventional Recoil Spring 13lb. $14.97 13lb. conventional (constant rate) recoil spring for the Colt Government 1911 and like pistols with 5″ barrel. 41913 In stock Colt Government 1911 Conventional Recoil Spring 13lb. quantity Add to cart Categories: Colt 1911, Wolff Gun Springs