Carburetor insulator Bore diameter:45mm bore Although any shock absorbers can

Although any shock absorbers can be matched to these springs

negatively affecting ride quality and performance

quality of the product

Red or Grey logo available

the rebound side of the spring will react quicker and maintain that tire contact patch

Carburetor insulator Bore diameter:45mm bore Although any shock absorbers canPlastic type insulator for Side Draught (draft) carburetors. Great for street all the way to high performance engines. These will fit Mikuni PHH, Solex PHH ADDHE, Weber DCO(E), SK OER, Dellorto DHLA. Includes two gaskets. Sold individually. Requires one set per carburetor. 40mm, 45mm, and 50mm type available.