Specialized training wheels black 20" MFPN=SCHF20315N0500 Adjustable stem bolt mounting from

Adjustable stem bolt mounting from 8

Smooth profile end transition for extended hand placement

Cold-forged aluminum body

Stroke (mm) 55 Lockout Switch Shock Mounted Switch Eyelet Diameter (mm) 12

Dual head works on both Presta and Schrader valves

Specialized training wheels black 20" MFPN=SCHF20315N0500 Adjustable stem bolt mounting fromThis is a three position training wheel system, with tool less installation and removal, so youre always the hero without so much as a screwdriver. Reinforcing this, the tubular steel arms are built to take a beating, while the foam tires will never go flat. Closed cell foam tires. Compatible with 2013 and newer models of the Hotrock or Riprock 20 inch Coaster models. Tubular steel arms.