Single Variable Flow Kit, 7-10 x 175mm Back Catalog number: 800257 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended TE-23 Teflon Bag, On-Off Valve (4.7L) Price on request GFPC4525 Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Price on request 800844 Diagnostic Panel with Carrying Case (2-50cc, 20-20 Price on request