58 17-3011 17-299 17-301 ADJUSTABLE HEBO CLUTCHES Length Inside diameter 17-403 17-404 Metal tickness Number of rings variant 17-403 112 mm 50 mm 4.2 mm 6 50%+ 17-404 95 mm 50 mm 4 mm 6 60%+ Clutch racing Clutch STD Derbi Atlantis (L.C.) 17-301 17-299 GPI (L.C) 17-301 17-299 Piaggio Typhoon (Air) 17-301 17-299 HEBO SPEED CONTROLS Derbi Atlantis (L.C.) 17-3011 GPI (L.C) 17-3011 Piaggio Typhoon (Air) 17-3011 HEBO VARIATOR SPRINGS Springs for Piaggio and Minarelli engines. Two different colors and hardness to adjust definitively the transmission mechanism. Clutches • Revolutionary adjustable system, developed by Hebo with brilliant results and producing an excellent adjustable clutch • Street clutches includes 2 hardness spring to adjust the clutch open at the desired R.P.M. Speed controls • Wheel and plate shapes specially designed to optimize the engine power transmission • Roller weights set for a precision set-up according to customer needs • For principal models (Piaggio and Minarelli engines) spring included with the variomatic to complete the transmission improvement • Nickel-Plated which improves the friction resistance and give a longer life to the speed control and the belt. Hebo Clutch Springs adaptable to Piaggio zoxhelmets.com Provides helmets for the powersports industry... Full face, open face, MX and half helmets - DOT, ECE and/or SNELL approval standard - Fiberglass and polycarbonate shells - Zox has an helmet that is designed and developed for every type of riders.
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