đĩa WEAPON TURBO D24 DISC TRACK CRANKSET bi sứ

Crank arm: 

• Crack Arm Length: 170 mm
• Material: 6961 aluminium
• Weight: 402g

Axle:

• Track axle diameter: 24mm
• Material: 7075 aluminium
• Weight: 98g

Spider:

• BCD: 144mm
• Q-Factor: 140 mm
• Material: 6065 aluminium
• Chainring Weight: 139g.

Chainrings:

• Tooth: 50T
• Thickness: 4mm.
• Material: 6065 aluminium
• Chainring Weight: 129g.
• Compatibilty: Designed to work with 1/8” chain width

Chainring bolt:

• Material: 6065 aluminium
• Weight: 12g (5 Pcs)

Bottom bracket:

• Material: Ceramic Bearings, Aluminium alloy cups
• Weight: 99g