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 a perfect fit with your bike. Comes with four alloy spacers to ensure 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