Shimano 105 ST-R7120 Left Hydraulic Brake Lever 2x12-Speed

The Shimano 105 ST-R7120 left-hand lever is a brake and shift lever for road bikes with hydraulic disc brakes and a 2x12 drivetrain. It suits riders looking to upgrade or complete their 105 groupset.

• Controls the 2-speed double crankset and hydraulic disc brake
• Adapt the lever reach to your hand with 13.3 mm reach adjustment
• Fits handlebars with a clamp diameter from 23.8 to 24.2 mm
• The pack includes the lever and cables with an Optislick inner cable
• Use only Shimano mineral oil and the recommended BR-R7170 calliper

Technical specifications

• Model: ST-R7120 105 STI, hydraulic/mechanical double lever
• Side: Left
• Speed: 2 (code ISTR7120LI)
• Brake system: Hydraulic disc
• Oil: Shimano mineral oil only
• Weight: 612 g per pair
• Handlebar clamp: 23.8 - 24.2 mm
• Reach adjustment: Yes, 13.3 mm with a 2.5 mm hex key
• Compatible callipers: BR-R7170 (recommended), BR-R9270, BR-R8170, BR-RX820, BR-RX820-LE, BR-RX400
• Not included: SP41 gear outer cable and SM-BH90-JK-SSR brake hose

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.