Rear Hub Adapter 1.5 Inch & High Performance Cnc Sprocket-gas Motorized Bicycle

CDHPOWER 36T/40T/44T/52T Sprocket Fully CNC Made:

• 100% Fully cnc made; 
• For 2 stroke kit and 4 stroke kit; for spoke wheel only
• Diameter of Center hole: 57mm ; 
• Thickness: 6.5mm
• Used with 12G and 14G spokes; 
• Only for spoke wheels; 
• Durable aluminum unit.
• Compatible with the 415 Heavy Duty Chain

• The Adapter fits 1.5 inch rear hub of SPOKE WHEEL BIKE with a diameter of 1.52-1.528" (FOR SPOKE WHEEL BIKE ONLY)
• Does not works with 9 hole and 6 hole sprocket, Only fit spoke wheel bicycle;
• 2pcs screw 12.9 Grade/W3/8-16X1" , 3pcs screw 10.9 Grade/W5/16-18X1";
• Adapter is a durable aluminum unit fully cnc machine made that provides fast and easy installation;
• Worked well on gas motor kit 48cc/50cc/66cc/80cc gas motorized bicycle;
• please note: The bigger three allen bolts diameter is 10mm;

• It is 1.5 inch adapter , fit on well on 1.52 inch-1.528 inch rear hub of SPOKE WHEEL BIKE(FOR SPOKE WHEEL BIKE ONLY)

• NOT FIT ON 1 inch rear hub of spoke wheel; NOT work with stock rear sprocket of engine kit unless you drill three holes on stock sprocket.
• 2pcs screw 12.9Grade/W3/8-16X1" 3pcs screw 10.9Grade/W5/16-18X1"

• Adapter is a durable aluminum unit fully cnc machine made that provides fast and easy installation.

• Worked well on gas motor kit 48cc/50cc/66cc/80cc gas motorized bicycle

• This 1.5 inch adapter works well with dolphin1986 multifunctional 32T/36T sprocket; and also compatible with the cnc fully made 44 teeth sprocket, pls refer to the last two pictures; also works well on other rear sprockets if you are professinal on how to make it.