Assertion: rear sprocket | /r/HasProperty | steel
Facets:
Source sentences:
text: While we were at it, the stock chain got replaced, as well as the rear sprocket, which was steel and weighed a ton.
text: The OEM 530 pitch rear sprockets are steel & are built for durability, but the extra weight of the streel versus a lighter aluminum sprocket makes the bike harder to stop, steer & accelerate due to the additional rotating mass on the wheels.