Rugged Suppressors Obsidian Replacement Piston 1/2×28″ with Internal Shoulder- Steel Copper Finish

This Rugged Piston uses a non-slotted design creating a full circumference gas seal. This drastically lowers gas blowback for a more enjoyable shooting experience. Machined from 17-4 Stainless Steel and heat treated this piston is built to last.

Note: When using a piston on a fixed barrel platform such as a carbine or subgun the spring must be replaced with a Fixed Barrel Spacer. 

Features:

• Finish: Copper
• Material: 17-4 Stainless Steel
• Thread Pattern: 1/2×28″ with Internal Shoulder
• For use with the Glock 43 and Sig P938
• Heat Treated