20" ALLOY SINGLE SPEED REAR WHEEL COASTER HUB BRAKE SILVER 406 - 21 FOLDER BIKE
20" ALLOY PEDAL BACK BRAKE FOLDING BIKE REAR WHEEL 406 - 21. SINGLE SPEED COASTER BRAKE REAR HUB MADE BY KT, FITTED WITH AN 18 TEETH SPROCKET. 20" (406 x 21 ) ALLOY SINGLE WALL RIM. BACK PEDAL BRAKE.