BOX TWO EXTERNAL BOTTOM BRACKET (24mm)

Box Two External Bottom Bracket is built with alloy External cups to fit euro style bottom bracket shells. Includes sealed bearings and is a great upgrade for most stock bottom brackets.

• Material 6061-T6 Aluminum
• Shell Width 68/73mm
• Thread 1.37" x 24 TPI (English)
• Fits Euro BB shells
• Fits 24mm, 2 piece, SHIMANO Hollowtech Style - SHIMANO DXR, CRUPI RHYTHM, DK FLASH, SINZ ELITE XXX, CLIQ and many more
• includes forged Aluminum cups, integrated internal spacer, 3 aluminum color matched cup spacers
• Weight 105 grams / 3.7 ounces