Standard 58mm stroke 107mm conrod Li/Sx crankshaft, made by Sip
Edition 42 (March/April 2024), published 25 February 2024 EXCLUSIVE articles including Custom Vespa PX...
4 Speed front drive sprocket bolt (cush drive) J125 Starstream (4 speed models) and for Lui Vega Cometa...
Quattrini & RB20 High performance Italian race crank with 18 roller IKO big end, Gp 58mm with a 116 conrod....