CΗΑΙRINGS Set 2x12speed Round for 110 BCD 4b Shimano Asymmetric

Description

Description
The original AERO design ALUGEAR chainring 2-speed

TECHNICAL SPECIFICATIONS

Intended to use: 2×12 speed for Road and Time Trial bike

Weights: 50 teeth – 112g; 52 teeth – 127g; 54 teeth – 143g; 34 teeth – 26g; 36 teeth – 29g; 40 teeth – 40g
Optimum chainring combinations: 50-34; 52-36; 54-40
Mounting position: outside 50T; 52T; 54T; inside 34T; 36T; 40T
Bolt circle diameter: 110 mm Shimano Asymmetric
Attachment: 4-arm spider
Material: Aluminum 7075-T6
Made: CNC milling
Surface coating: Anodizing