This Strummer ISO threaded external bottom bracket comes with an inner plastic sleeve to keep the elements out. External cups of this bottom bracket are precisely machined for perfect fit with your bike. Comes with four alloy spacers to make sure that this bottom bracket is compatible with your bike.
Specifications
Compatibility: Road & Mountain Bike
Width: 68 / 73 mm
Bottom Bracket Inner Shell Diameter: 1.37" x 24 TPI
Bearing Inner Diameter: 24 mm (Hollowtech II)
Weight: 105 g