SI Takedown Pins for AR15 HK416 M4 Receivers Type:red Upgrade Possibilities:

Upgrade Possibilities:

motor is blocked

Experience 300% greater torque with the CH 460 High Speed Torque Short Axis Motor

Because there are differences between Russian and Chinese heads

Enhance your gel blaster's performance today

SI Takedown Pins for AR15 HK416 M4 Receivers Type:red Upgrade Possibilities:Upgrade your build with precision machined SI Takedown Pins, engineered for a secure and rattle free fit on AR15, HK416, and M4 platform receivers. Designed for drop in installation with no gunsmithing required, these pins deliver consistent performance and a clean, professional finish. A must have upgrade for any serious builder or enthusiast. Specificatinos: Material: cnc alloy metal. Color: black; tan; blue; red. Size: 3. 4*1. 3cm & 2. 8*0. 9cm.