Shimano TOURNEY BB-UN300 English SQUARE-JIS 73x113mm Bottom Bracket pickuponly Dimension Pedal Blocks raise the

Dimension Pedal Blocks raise the height of pedals on bikes

quieter and requires less maintenance thanks to SIL-TEC surface treatmen

Bead Socket Technology (BST) secures the bead of the tire creating an air tight seal while allowing the the tire's sidewall to expand to it's true

Sedona - 2006+

Shimano TOURNEY BB-UN300 English SQUARE-JIS 73x113mm Bottom Bracket pickuponly Dimension Pedal Blocks raise theSHIMANO Square Type Bottom Bracket MTB Standard Structure. Square Type Bottom Bracket SHIMANO quality performance cartridge bearing square bottom bracket Better chainline stability with chain line stabilizer 3 structures available Standard, E type, chain case options Adapter material: Aluminum