Sig Sauer P320 Full Size Recoil Spring for .40 .357 .45 - Green, 16 Lb, 1300833-R

Restore factory performance and ensure reliable cycling with the Sig Sauer OEM 16 lb. Recoil Spring for P320 Full-Size pistols chambered in .40 S&W, .357 SIG, or .45 ACP. This factory replacement spring is color-coded green for easy identification and built to handle the increased pressure of larger calibers. Perfect for routine maintenance, performance restoration, or tuning your setup for defensive or range use. Manufactured to Sig Sauer’s exact specs for fit, timing, and durability.

Features:

• OEM Sig Sauer part: 1300833-R.
• Factory 16 lb. recoil spring.
• Color: Green (for .40, .357, .45 P320 full-size models).
• Designed for higher-pressure calibers.
• Maintains slide timing and cycling reliability.
• Ideal for replacing worn springs or tuning function.
• Made to Sig Sauer factory specs.

See our complete line of Sig P320 Products here

Note: NDZ always recommends any part be installed by a qualified and trained gunsmith. NDZ promotes the use or safety practices and gear when working on any firearm.