Allstar Performance Replacement Spring Sleeve - Fits Pro Series "Swivler" Spring Cup - 3.75" 430R-01-02-04 Base pressure adjustable from 3

Base pressure adjustable from 3 to 20 PSI with standard spring (installed) or from 20 to 60 PSI with high pressure spring (included)

There is a triple layer anterior toe area for added wear protection with additional reinforcements in the heel and lace guard with double speed-fit closer

Oil Pump Primer

Solid State Electronics

Allstar Performance Replacement Spring Sleeve - Fits Pro Series "Swivler" Spring Cup - 3.75" 430R-01-02-04 Base pressure adjustable from 3Components bolt together to select the desired spring top plate and sleeve separately to build custom size cups. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance. Product