MRP Progressive Coil Sping 129x65mm - 400-500# Regular price $129.95 Quantity - + Fast Free Shipping Over $100 Expected Ship Date: Mon 01 December 3% Cashback As Store Credit Sold out 0 Details Progressive springs for the MRP Hazzard rear shock - spring rate changes from beginning to end of stroke Correct spring spacer may be needed for certain applications TECH SPECS model Progressive spring length 129mm stroke 65mm/2.6" rate (lbs) 400-500