Cyclone, BGI4L O-Ring Kit & Gasket Kit Back Catalog number: 811-9927-02 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 380-0036-01-R Hex Key, 2mm Price on request 811-0917-01-R Replacement Screws for GilAir Plus, Pk of 25 (4-40 x 7/8 in., pan head) Price on request 811-0920-01 Replacement Valve Caps (Pack of 2) Price on request