1x 170mm long ISIS Crank arms with. 1.37 x 24 TPI.
1x 5 pin yellow electric wires connectors box. 1x Three pieces crank wheel 32T/ 42T/ 80T. 1x Bottom bracket spacers for 68mm/ 73mm bottom bracket.
5kg, crankset with bottom bracket aprrox. Temperature sensor in the internal core compatible with cycle analyst V3 10K NTC thermistor with a beta constant of 3900.Compact aluminium body with maximum amount of copper mass. 25mm htd 5m 16T/80T Belt system with bracket tensioning system. 12T/80T 219H chain secondary reduction with redesigned tensioner wheel. Resultant reduction ratio 1:33.3 which suits the human pedalling cadence. Rm 73 milliohms (phase to phase). Specific Km 0.20 (Nm/W)/kg. Thanks to the double freewheeling clutches system, cyclist do not need to pedal while the motor is working, and while the cyclist is pedalling, the motor won't rotate. It also enables the motor and the cyclist to work together to output higher power to the rear wheel.
80T 219H chain outer sprocket. GNG Crank set with free wheel and extra bearing support. Possible to use with existing derailleur for gears change. Taiwan made high quality148mm ISIS bottom bracket. Though the kit is built with premium quality, there are still needs for replacement parts for maintenance.
We sell every part in this kit so that your electric bike kit will last forever. Please visit our part store! The completed conversion: We will upload installation tutorial very soon! These charges are the buyers responsibility.
While we will declare lower price and mark as a gift. The item "2016 EXTREME 48V-72V 35A brushless belt mid drive electric bike conversion kit" is in sale since Wednesday, March 16, 2016.
This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Other Bike Components & Parts". The seller is "gngelectric2011" and is located in default, default.
This item can be shipped worldwide.