Feature:
Designed with optical gear display indicator to show you the gear position.
Compatible with V-brake systems and cable disc brake(Mechanical disc brake).
3 speed left brake lever, 7 speed right brake lever, totally 21 speed for optional.
Easy to stall.
Specifications:
Size:17.5cm x 8cm x 3.5cm/6.89" x 3.15" x 1.38"(Approx.)
Weight: 350g / pair
Material: aluminum alloy
High-quality:Made of high-quality plastic material,it is durable.
Package Include:
1 Pair left right brake lever shifter set