PAIR SHIMANO SB-C101 21 SPEED 7 X 3 REVOSHIFT GRIP SHIFT INDEX SHIFTER BRAKE LEVERS. BOTH REVO SHIFT LEVERS ARE INDEX SO SUITABLE FOR 21 SPEED GEAR SYSTEMS ONLY. YOU ARE BUYING BOTH RIGHT AND LEFT SIDE SHIMANO 21 SPEED IE 7 x 3 INDEX REVOSHIFT GRIP SHIFT BIKE SHIFTERS WITH INTEGRATED LEVER.
