TRS21 Upgraded Cylinder Replacement Kit, w/Shims Fits BVV4CYL & BVV2CYL co2 This design allows the root

This design allows the root zones to dry at a consistent pace

shrimp shell

Highly Concentrated - no fillers

PPF: 832 umol/s

use multiple Bluelab Connect™ Range Extender 2s - up to 700m/2300ft

TRS21 Upgraded Cylinder Replacement Kit, w/Shims Fits BVV4CYL & BVV2CYL co2 This design allows the rootBVV 6 Included in this kit: (2x) Anodized Aluminum Cylinders and Viton Gaskets, Plus 6 shims (2x . 004" and 2x . 002") use for top dead center adjustment of the cylinders to dial in the displacement (recommended displacement . 008"). This upgrade kit can be used for the following recovery pumps: CPS TRS21 Anti spark explosion pump (including the SS model from BVV) BVV 2 Cylinder Butane Recovery Pump ITS ETL to ANSI ISA Certified BVV 4 Cylinder Butane