Allstar Performance Bump Spring Cup 1.200" Step OD x 1/2" Shaft AA0714AH2U55 Works with the MAC Air

Works with the MAC Air Helmet Air Pumpers including our older Rugged Pumper systems like the MAC3

OBS Ford Bronco

Slotted Upper Control Arm Brackets

and REVALVABLE

Allstar Performance Bump Spring Cup 1.200" Step OD x 1/2" Shaft AA0714AH2U55 Works with the MAC AirLightweight bump spring cups are made from 6061 T6 aluminum and have a black anodized finish. Cups feature a bronze bushing, allowing the shock shaft to move freely during suspension travel. Cups have a 2" O. D. sized for Hypercoil and most Landrum bump springs. Two are required and should closely match bump spring I. D. size to appropriate bump spring cup step O. D. size from chart. Sold each. Specialty items for the Shop, Trailer and Track. The