Coltri MCH22, MCH30, MCH36, MCH45, BOOSTER OPEN, and MCH20-MCH24 CNG crankshaft kit (no connecting rod). Described by Coltri as "CRANKSHAFT + CONNECTING ROD KIT [KIT COLLO D'OCA + BIELLE]". For additional information on this kit, see page 6 of MCH22-MCH45 Parts List, page 6 of the Booster Open Parts List, or page 8 of the MCH20-MCH24 CNG Parts List; all located under the User Manuals tab.
Nuvair is an Authorized Coltri Distributor
Nuvair sells only genuine parts and equipment manufactured by Coltri Compressors. Do not be fooled by cheap aftermarket copies of original Coltri equipment. Items labeled “replacement,” “OEM equivalent,” “compatible,” or “alternative” are not manufactured by Aerotenica Coltri S.p.a.
Some Coltri parts are not available for purchase online. To ensure this genuine Coltri part fits your compressor model/version, please contact the Nuvair sales team for ordering assistance.