Cottered BBT08 35/38/40mm Bottom Bracket
• Steel Axle
• Engineering Polymer Cups
• Steel Sleeve
• Engineering Polymer Stopper
• Sealed Cartridge Bearings
Cottered BBT08 1.37 Bottom Bracket
• Steel Axle
• Engineering Polymer Cups
• Steel Sleeve
• Engineering Polymer Stopper
• Sealed Cartridge Bearings