Crankset Prowheel Pioneer black, 170 mm, 3/32"
Basic quality crankset suitable for any single speed bike, usually more sporty citybikes without chaincover.
Replaceable chainring - 4 holed, D104.
Compatible with narrow (3/32") chains, but also can take wide (1/8") chains.
Package includes right chainwheel arm, left pedalarm and BB screw caps.