Sig Sauer P320 Full Size .40, .45, .357 16 lb Guide Rod & Slide Catch Lever Spring, Post, Pin, PKIT-320F-4345

Ensure your Sig Sauer P320 Full Size stays range and duty-ready with this OEM Guide Rod & Slide Catch Lever Kit, precision-engineered for models chambered in .40 S&W, .45 ACP, and .357 SIG. The PKIT-320F-4345 includes all critical components to restore or maintain optimal recoil control and slide lock performance. Whether you’re conducting a full rebuild, replacing worn parts, or assembling a field-ready spare kit, this factory-authored solution delivers reliable function, consistent cycling, and long-term durability. Drop-in compatible with no fitting required; trust in Sig Sauer’s factory quality, available now at NDZPerformance.com.

Kit Includes:

• 16 lb. Recoil Spring & Guide Rod Assembly.
• Slide Catch Lever Spring.
• Slide Catch Post.
• Retention Pin.

Features:

• OEM factory replacement kit for P320 Full Size (.40, .45, .357).
• Ideal for maintenance, repairs, or spare parts kits.
• Drop-in compatibility, no gunsmithing required.
• Built to exact Sig Sauer factory specifications.
• Supports reliable slide cycling and recoil control under heavy use.

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.