TRS21 Upgraded Top Piston Assembly
Included in this kit: Top piston assembly with vision O-rings, piston seal, and piston wear band.
If you have upgraded to the 2-piece SS piston design this kit is used to rebuild the piston seal and wear band. Piston tool and Loctite 242 will be needed to properly install. If tool is not used the customer is responsible for any damage done to piston during assembly.