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Ships within 48 hours · Estimated delivery Oct 20 - Oct 25
375 x 24 TPI hub thread
Model BOB Trailer Thru-Axle Description 12x172-178mm Rear Axle Axle Length (mm) 172-178 Thread Pitch M12x1
this chain ring is a durable
75 thread pitch
Surly Track Cog 3/32'' X 18t Silver CheckoutSpec= XD Freehub body 375 x 24 TPI hubSurly track cogs are threaded the same as a BMX freewheel (1. 375 x 24 tpi right hand threads). This means that they will fit on single speed rear hubs as well as BMX freewheel hubs but this application is not recommended. Track cogs are meant to work on track hubs only. 415 hardened chromoly steel 1. 375" x 24 tpi Photo for color and material reference only Tooth Count 18 Size 3 32''
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