Troy Lee Designs A2 Replacement Visor - Silhouette - GreenTroy Lee Designs A2 Replacement Visor Silhouette Green Replacement visor for A2 Silhouette A2 helmets.

2D parallelogram trajectory offers precise mechanical movement for 13 sprockets

Compatible with triple chainsets

Color: Typically available in Shimano's signature black and grey

Fits round

composed of 82% silver and 18% other materials

The Record 2x12 speed front derailleur was redesigned to work flawlessly with the 12-speed chain and chainrings

with more travel

Upper tubes: steel

Front Rim WTB LaserDisc Trail 29

18 preassembled pins in virtual concavity for ultimate grip

• Pawl Engagement System

Simple slip-on design