Shimano HG12 1x12 104 BCD Chainrings

Our Shimano HG12-specific chainring tooth profile is mated with our proven narrow-wide tooth pattern to help retain the chain on the front ring during all types of riding. Utilizing the most common bolt pattern; 104mm BCD.

Specifications:

• 104mm Bolt Diameter Circle (104 BCD)
• Bottom Bracket Types: BB30   GXP    Boost
• Chainline: This varies with your crankset
• 30T: ~50mm on a 2×10 mid-ring mounting position
• 32T, 34T, 36T, 38T: ~52mm on a 2×10 mid-ring mounting position
• Machined from solid 7075 T6 Aluminum
• Anodized Black with Laser Etched Graphics

Compatible with Shimano 12-speed drivetrains only

Precision CNC Machined in Whistler, B.C.

Weight:

• 28T – 45g
• 30T – 44g
• 32T – 40g
• 34T – 44g
• 36T – 58g
• 38T – 66g