Shimano Altus M310 shifters for 3x7 or 3x8 drivetrains. - Optical gear display - Stainless steel shift cables included

For reliable mountain bike shifting, Shimano's SL-M315 RAPIDFIRE shift lever is suited to quick shifting, giving riders the ability to downshift three gears in one stroke. - Slim main lever body - OPTISLICK for smooth shifting performance - Gear display positioned below the handlebar - Numbered gear display indicates gear position at a glance - Light shifting operation, wider compatibility, and suitable for internal cable routing - Streamlined cockpit experience

Nexus Revoshift Shifter for 8-speed internal hubs. - Improved overall internal geared hub system efficiency - New and updated design, complementing the NEXUS series - Optical gear display

- Ergonomically Designed For Reduced Shifting Effort - Consistently Stable Shifting - Easy To Install, Compact Design And Slim Brake Lever For Lightweight - Simple, Adaptable Cockpit - 20% Lighter Rear Shifts - 11-speed compatible

SRAM's MRX Comp Twist Shifters are simple to use and offer solid shifting and reliable construction. They shift a 2:1 Shimano rear derailleur.

SRAM's X4 shifters feature Exact Actuation 1:1 cable pull ratios for precise, dependable 3-speed front shifting. They deliver SRAM's proven ergonomics and excellent performance at a great price.