Adams Arms Retro Piston Kit

Adams Arms AR-15 piston system conversion kit with one-piece bolt carrier upgrade and handguards. Everything needed to complete the conversion.

Complete System Includes:

• Modified Upper M4-Style Handguard
• Gas Block
• Plug
• Sleeve/Drive Rod
• Bolt Carrier/One Piece
• Bushing & Spring
• Modified Handguard Cap
• Detailed Instructions
• Lifetime Warranty from Adams Arms