The recoil spring with a resistance of 13 pounds (5.9 kg) is dedicated to ammunition with a standard weight (7-8 g) and powder load.
Recoil Spring For BUL 1911/2011 SAS, Resistance : 13lb (5.9 Kg)
The recoil spring with a resistance of 13 pounds (5.9 kg) is dedicated to ammunition with a standard weight (7-8 g) and/or powder charge.
Compatible with Bul Armory 1911 and 2011 pistols.