Chrome / Black plated steel. Thinner 1” (25.4mm) diameter where controls and risers are mounted. Drilled for internal wiring. Approx. dimensions: 11" (28cm) rise x 33.75" (85.7cm) wide x 10" (25.4cm) center x 11" (28cm) pullback Fits: > 82-23 H-D mech. & e-throttle (excl. 88-11 Springers) with 1" I.D. risers