Shimano 7-speed multiple freewheel sprocket, 7 gear. AMFTZ5007428 (AMF-TZ5007428), MF-TZ500-7. Direct replacement for SHOK Scooters Atomik fat tire mountain ebike [More Info]

Shimano 7-speed multiple freewheel sprocket casette, 7 gear. Direct replacement for SHOK Scooters Triode fat tire trike / 3-wheel electric bike (e-bike) and Nova step-through (step-thru) electric city bike / e-bike as well as many other brands [More Info]