Amazon.com : Shimano, HB SL-3S35 3s-REVO NEXUS SHIFTER : Bike Shifters And Parts : Sports & Outdoors
Adept 16 3S Freewheel OVERSTOCK SALE! by Adept Family brand. Lightweight 3 Speed 16 Inch Kids Bike with Shimano Internal Gears. The only 16 inch bikes with gears. 16 inch mountain bike. - Walmart.com