Please Note : Communication is the best way to solve problems. If you have any problems after purchase, please contact us in time before opening the return . We will give you a satisfying solution. Features: Made of high quality aluminum, it is corrosion resistant, scratch resistant and has a long service life. Suitable for 5 1/8" openings (HOLLEY, EDELBROCK, ROCHESTER, etc.),use 5 1/8" CARBURETOR OPENING. True seal design fits perfectly with O-ring seals. Fit For EDELBROCK, HOLLEY, DEMON, CARTER, ROCHESTER, etc. Specifications: Material: Aluminum Color: Silver Size: 2 inch Package Include: 1x 2" Air Cleaner Spacer Aluminum 5-1/8" .