Shimano BB-UN300 Square Type Spindle Bottom Bracket
Shimano BB-UN300 Square Type Spindle 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
Select Size
Select Style
From $6.33
Original: $18.10
-65%Shimano BB-UN300 Square Type Spindle Bottom Bracket—
$18.10
$6.33Shimano BB-UN300 Square Type Spindle Bottom Bracket
Shimano BB-UN300 Square Type Spindle 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
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Shimano BB-UN300 Square Type Spindle 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
