DONSP1986 Improved Black CNC Universal Motor Mount 1.65-Suit for 3.4L Gas Frame 2 Stroke Motorized Bike

Inner Diameter: 1.65" /42.5mm;Compatible with all brand new motors 2 stroke 48cc/66cc/80cc/yd100 Suitable for front mount bolt 6mm and 8mm; 1pcs screw M8X30mm 2pcs screw M6X30mm For 66cc/80cc/yd100 and 48cc 2-stroke bicycle engines Universal Mount for Bike Motors This universal mount helps mounts your bike motor to bigger down tubes Works on most newer bicycles and allows you to mount the motor without drilling through the frame