Shimano BB-MT501 - Page 11

11
INSTALLATION
Threaded bottom bracket
Spacer installation method
1
(z)
Check whether the width of the bottom
bracket shell is 68 mm or 73 mm.
(z) Bottom bracket shell width
2
Install the bottom bracket.
68 mm 73 mm
(A) (A)
(A)
(A) 2.5 mm spacer
TECH TIPS
68 mm
0.7 mm spacer
1.8 mm spacer*
2.5 mm spacer
* 1.8 mm corresponds to the thickness
of the chain case.