TRS21 & BVV Butane Recovery Pump Valve Rebuild Kit Neocision Short Path System 7/16" Diameter - ~25 Ball

7/16" Diameter - ~25 Ball Bearings Per Pack

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Check with your local fire marshal for guidance when operating indoors Closed Loop Reclamation Extraction System (Comes with 1 yr

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Environmentally and economically Unistats stand out

TRS21 & BVV Butane Recovery Pump Valve Rebuild Kit Neocision Short Path System 7/16" Diameter - ~25 BallThis is the complete valve rebuild kit for the cylinder head on the BVV Recovery pumps or the TRS21. This is only for 2 pistons. So if you have the BVV 4 Cylinder pump you would need two kits. These gaskets are upgraded and are compatible with butane and propane gasses, all the O ring seals in this kit are Viton