Back in the day, racers drilled holes in their chainrings to make them lighter. The weight savings were minimal, but they sure looked cool. The Velo Orange Drillium Crankset recaptures the look while upgrading to modern manufacturing techniques and tolerances.

• Crankarms and chainrings are cold forged from 7075 aluminum alloy
• All stainless hardware with allen head nuts/bolts
• Includes self-extracting aluminum machined dust caps and BB bolts
• 48/34t 110 BCD chainrings are thicker for less flex
• Q Factor: 143mm / Chainline: 43.5mm
• Fits: JIS square taper spindle (not included)
• Suggested Bottom Bracket Spindle Length: 118mm

Specifications:

• BB Included: No
• Chainline/Hub Compatibility: 130 Hubs
• Chainline/Hub Compatibility: 135/142 Road Disc Hubs > 415 mm Chainstay
• Chainring BCD: 110
• Color: Silver
• Crank Intended Use: Road
• Crank Length (mm): 175
• Defined Color: Silver
• Drivetrain Speeds: 8,9,10
• Number of Chainrings: Double
• Pedal Spindle: 9/16"
• Rings: 48/34
• Spindle Interface Type: Square Taper JIS
• Weight: 645
• keyword search: Velo Orange Grand Cru Drillium