Shimano BB-UN300
16,95
Shimano BB-UN300
Gazelle JIS 128mm BB
19,95
Gazelle JIS 128mm BB

Shimano BB-UN300 vs. Gazelle JIS 128mm BB


Shimano BB-UN300
Gazelle JIS 128mm BB
Shimano BB-UN300

16,95

View product
Gazelle JIS 128mm BB

19,95

View product

This is what our customers think

Reviews
-
Pros
Does what it needs to do (2x)
Affordable (2x)
price (2x)
Sturdy
-
Cons
No (4x)
The left ring is in plastic, weaker than metal
Vague manual
Special tool needed for installation
-

According to the product specialist

Pros
This bottom bracket is easy to install yourself.
The bearings rotate smoothly and have a good durability.
Made of high-quality plastic and steel for durability.
Lightweight design with only 325 grams.
Round disc with cut-out for improved fit.
Suitable for bikes with a JIS axle type.
Cons
This bottom bracket is on the heavy side.
No wire, which may make assembly more challenging for some.

Specifications

Types Screw Thread
BSA
Suitable for
Race
MTB
Size
72 / 128 mm
Crankset axle fit
Square Taper
Square Taper
Colour
Black
Bottom Bracket Width
68 / 113 mm
68 / 122 mm
68 / 127 mm
68 / 110 mm
68 / 118 mm
73 / 113 mm
73 / 118 mm
73 / 122 mm
Bottom Bracket Diameter
33.6-33.9 mm
30 mm
-
Yes
No
Frame material
Aluminium