GUSTAVO E-bike Chainring Motorized Bicycle Chain Wheel 42T FOR BAFANG BBS/BBSHD Mid Drive Motor 250W 750W 1000W

Suitable for replacement of Bafang central BBS / BBSHD 1000W central motor crankset
Number of teeth: 42 teeth (positive tooth thickness 3.6mmx21/negative tooth thickness 1.9mmx21)
Maximum diameter: 175mm
Maximum height: 19.5mm
Tooth pitch: 12.7mm
Threaded hole diameter: 5.2mm
Inner hole diameter: 41.2mm
Surface treatment: sandblasting + anodizing
Surface roughness: about 120 mesh
Weight: 212g
Material:7075 aluminum alloy
colour:Black

Package : 1PCS  Chainring

FOR: BAFANG BBS01/BBS02 250W 750W / BBSHD 1000W

BAFANG BBS01/BBS02 42T Aluminum AL7075 BLING RING narrow wide tooth pattern chain wheel (compatible with 7 speed chain)