IRD Crank Arms Mjolnir 1sp 175mm
Note: Only items that are in stock can be added
to cart. Please call us at 800-245-9959 to get
inventory update or to place on backorder.
– JIS square taper crank arms, chainrings sold separately
– BCD: 94mm
– Chainring sizes available 30,32,34; singlespeed 3/32"
– Polished cold forged aluminum arms
– Use a 122mm bottom bracket to achieve a 52mm chainline