Rugged Obsidian Piston 1/2×28, 17-4 SS, Copper

The Rugged Suppressors Obsidian Piston is a threaded piston designed to provide a full-circumference gas seal and reduce gas blowback during operation. It uses a non-slotted design and is machined from 17-4 stainless steel that has been heat treated for durability. The piston carries a copper finish and is intended for use with Obsidian-series Rugged suppressor components. When installed on fixed-barrel platforms such as carbines or subguns, the spring must be replaced with a fixed barrel spacer per manufacturer guidance.

Key Specifications

• The thread pattern is 1/2″-28 tpi.
• The primary material is 17-4 Stainless Steel.
• The finish is Copper.
• The listed model designation is Suppressor Piston.
• The piston is specified to fit Obsidian series components.
• The listed weight is 0.1 lb.
• The product country of origin is US.
• Can be disassembled: False.

Built for longevity and reliable sealing, the Obsidian piston offers a straightforward, serviceable solution for shooters seeking reduced gas blowback and durable construction on compatible platforms. Its heat-treated 17-4 stainless steel construction and copper finish provide a balance of corrosion resistance and service life for routine use.