This kit contains the hardware required to support a leather gasket in all SILCA floor pumps
• Kit includes 5 parts:
• Locking Nut, lower washer, and back nut
are universal to all PISTA and SUPERPISTA
Pumps
• 28mm diameter or pumps prior to 2008
us the thicker 24.6mm back washer
• 30mm diameter or pumps after 2008 will use thinner 28mm back washer
SILCA LIFETIME WARRANTY
The SILCA Lifetime Warranty covers products from manufacturing defects for the lifetime of the user. It further covers the function of all hard parts for 7 years from the date of purchase. Expected wear and tear is not covered. Learn more about warranties.
 Reusing the original nut can lead to later loosening of the assembly as the nylon insert will take a set over time.  A new bolt kit guarantees years and years of trouble free service.
