113mm English Thread (68mm Shell).
Shimano M311 Square Taper 48/38/28T 170mm 9 Speed Bike Triple Chainset
Shimano UN55 Square Taper Bottom Bracket 68mm x 115mm
SHIMANO UN300 SQUARE TAPER BOTTOM BRACKET 68 X 110 / 113 / 115 / 118 / 122.5mm
Shimano M371 Square Taper 48/36/26T 175mm 8 Speed Bike Triple Chainset
Shimano Altus Square Taper 48/38/28T 175mm with Chainguard 8 Speed Bike Triple Chainset FC-M311
