7 Speed Freewheel Chain Sprocket for Electric Bikes Drive Medical Sunfire Plus GT (SPGT-3C) Uniquely designed city/commuter tire constructed

Uniquely designed city/commuter tire constructed with Kevlar« Inside puncture protection

a well-known brand of aftermarket bike parts and accessories

6FM100D-X (Vision)

Ultra gummy compound for insane bite on nasty obstacles

7 Speed Freewheel Chain Sprocket for Electric Bikes Drive Medical Sunfire Plus GT (SPGT-3C) Uniquely designed city/commuter tire constructedOur 7 speed freewheel chain sprocket for electric bikes is made by Shimano; the best known name in in the world for bicycle gear cassettes. This is the Shimano Hyperglide 7 speed model. This cassette, (or freewheel as it's known to most Americans) comes to us from Golden Motor Technology, is the same one that Golden uses for it's well known series of electric bike conversion kits and hub motors. Golden Motor Technology: ACC 050 B Shimano: CS HG20 7