Smith & Wesson M&P 45 Striker Spring Guide - Factory OEM Part 391770000

Smith & Wesson M&P 45 Striker Spring Guide - Factory OEM Part 391770000

Genuine Smith & Wesson factory striker spring guide for M&P 45 pistols and M&P Shield 45 M2.0. This critical striker component guides the striker spring within the slide channel, ensuring proper spring alignment and compression for reliable striker function and consistent primer strikes.

Key Features:

• Factory OEM Part: Genuine S&W part #391770000, not aftermarket
• Precision-Machined: Exact tolerances for proper striker spring alignment
• Critical Component: Guides striker spring for reliable function
• Durable Construction: Manufactured to withstand thousands of firing cycles
• Direct Replacement: Drop-in replacement for worn or damaged guides
• Factory New: Never used, original packaging

Compatibility:

Fits Smith & Wesson M&P 45 pistols:

• M&P 45 Full Size 1.0
• M&P 45 Full Size M2.0
• M&P 45 Compact 1.0
• M&P 45 Compact M2.0
• M&P Shield 45 M2.0

Note: This part is designed specifically for M&P 45 caliber models. Not compatible with 9mm, .40 S&W, or other caliber M&P pistols.

Specifications:

• Brand: Smith & Wesson
• Part Number: 391770000
• Caliber: .45 ACP
• Model: M&P 45 Full Size, Compact & Shield 45 M2.0
• Generation: 1.0 & M2.0
• Part Type: Striker spring guide
• Condition: Factory New

Function:

The striker spring guide ensures the striker spring remains properly aligned and compressed within the slide channel. This small but critical component is essential for reliable striker function, consistent primer strikes, and safe operation.

Installation:

Requires disassembly of the slide and striker assembly. Professional installation by a qualified gunsmith is recommended to ensure proper fit and function. Proper fitting is essential for safe operation.

Why Choose Factory OEM?

Factory replacement parts are manufactured to exact specifications and tolerances using the same materials as original equipment. This ensures reliable performance, proper fit, and maintains your firearm's safety and functionality.

Questions about compatibility with your specific M&P model? Contact us - we're here to help you get the right part.