The Sunrace M21 twist shifter works with Sunrace derailleurs to provide accurate shifts. A gear indicator lets you know what gear you're in.
Cable Adjuster
Light Action Shift
TRP Grip
Galvanized Cable
Imported.
SunRace originated in Taiwan in 1972, initially providing entry-level products particularly to North and South America. SunRace products are now specified by the world’s leading bicycle manufacturers and are also used extensively in the aftermarket.