MSR Pivot pin for side-folding stock for stamped and milled receivers (Rear) - KR-001PP

Upgrade your AK-platform rifle with the MSR Pivot Pin for side-folding stock, engineered specifically for stamped and milled receivers. This precision-machined rear pivot pin delivers reliable performance for left-side folding buttstocks, allowing shooters to achieve a compact folded profile without sacrificing deployment strength or accuracy.

Key Features

• Compatible with stamped and milled receivers – Designed to fit both common AK receiver types for versatile installation across a wide range of rifles.
• Optimized 4.5mm diameter – Provides a secure, rattle-free fit with Arsenal and similar side-folding mechanisms.
• Precision-machined construction – Ensures smooth pivoting action and long-term durability under repeated use and recoil.
• Rear mounting design – Positions the folding stock correctly for balanced handling and reliable lockup in both folded and extended positions.

Specifications

• Length: 0.85 inches
• Diameter: 0.177 inches (4.5 mm)
• Weight: 0.02 lbs
• Application: Rear pivot for side-folding stocks on stamped and milled receivers

Benefits for Tactical Shooters

This pivot pin solves the common issue of worn or incompatible hardware that prevents proper stock folding. By replacing or upgrading to this component, users gain improved compactness for transport and storage while maintaining the stability needed for accurate shooting. Its exact fit reduces play, enhances reliability during rapid deployment, and supports consistent performance in demanding environments.

Installation Notes

Simple drop-in replacement or upgrade for existing side-folding stock setups. Always verify receiver compatibility and follow proper torque specifications during installation.

Common Questions

• Will this pin work with both 4.5mm and 5.5mm folding stocks? This pin is specifically sized at 4.5mm for compatibility with standard Arsenal-style left side-folding mechanisms on stamped and milled receivers.
• Is professional gunsmithing required? Most users can install this pin with basic tools, though proper alignment and receiver fitment should be confirmed for safety and function.