Poly bushings are designed for racing and work great in pull bars (torque links) and bump stops. Bushings progressive rate, starts softly and quickly "ramps up. " Bushings provide excellent performance when loaded offering good abrasion and solvent resistance. Sold individually.Pit Stop USA offers Allstar Performance Purple Poly Bushing - 2.25" O.D. - 60 Hardness ALL56370 at low everyday prices. Be sure to check out all of our products from Allstar Performance including Allstar Performance Torque Link Bushings.