DONSP1986 Imporved Silver CNC Universal Motor Mount-Suit for 3.4L Felt Faker Gas Frame - Gas Motorized Bicycle 48cc/66cc/80cc

Inner Diameter: 1.65" (42.5mm) Compatible with the motor that with Front Mount width 32mm and 40mm. Suitable for front mount bolt 6mm and 8mm. Suitable for CDH YD100 Engine and CDH PK80 Engine Suitable for CDH 3.4L Gas Frame For 66cc/80cc 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.