Bicycle friction drive kit

Friction drive kit (patent)
Includes the following:
1 universal radius design main bracket with copyright protected
1 3inch/*8mm clutch bell
2 Huge ***2 *6x*2x*3mm main sealed bearings
1 super duty extra large main axle hardened *6mm OD
1 Diamond cut Steel 1.*5 inch Free Wheel Drive roller
1 Hardened Diamond Cut 1 inch drive roller
1 9 inch U bracket
1 5 inch U bracket
1 quick release with spacers
1 pivot bolt with spacers
1 set of rubber paint protectors
1 set of engine mounting studs and spacers and washers
2 support straps *5.5 inches long extra long slots

Packing: 2sets/carton
Packing size: *5x*0x*3cm
Gross weight: *1kgs
Option
Engine to fit the FD kit:

Include:**2F 4stroke engine(*9cc), **9F 4stroke engine(*1cc)
Throttle with 1.5m long cable