Cyclone, 37mm Filter Screen Back Catalog number: 811-9927-08 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCO37050 Housing, 37mm, 3Pc, 50/Box Price on request 801407 Manifold Kit, Dual, 10 x 110mm Price on request 811-0909-EU-R Power Supply, 5 -Station 100-240Vac, 50-60 Hz, EU Price on request