Universal Cycles -- Shimano ST-EF500 Left Shift/Brake Lever - 3 Speed [ESTEF5002LSBL]
SHIMANO SHIFTER SL-M315-L Shift Lever, Band on, 3-Speed, Left Hand, Black, ESLM315LB
Amazon.com: ZUKKA Bike Shifter Shimano ST-EF51-L 3 Speed Left Brake & Shift Lever with Gear Indicator and V Brake Cable for Mountain Road Bicycle : Sports & Outdoors
Universal Cycles -- SunRace DLM403 Left Trigger Shifter - 3 Speed; 2:1 Shimano Ratio [DLM403.L300.0S0.HP]
Shimano Nexave Left side 3 Speed Bike Front Brake/Shifter Silver New With Cable | eBay