Mark Fred
More ideas from Mark
Do this to bring any old battery back to life - just like new How to never pay for new batteries ever again! Dead simple trick brings any battery back to life never buy batteries again

Recondition Your Old Batteries Back To Of Their Working Condition

Trail Mini Bike Frame Plans

The off road trail mini bike frame is rugged and includes a unique extending pack holder.

Universal Joint (Graphite Bushes) - STEP / IGES,STL,Autodesk Inventor - 3D CAD model - GrabCAD

in offers services like printing, CAD model, Fem analysis, mechanical engineering services

This universal joint makes my brain feel good.

educational-gifs: Example of a universal joint. Notice the right joint speeds up as it turns. To prevent this difference in joint velocity, cars use a constant-velocity joint.

Make any bike a trike using my conversion axle. - See this image on Photobucket.

Special needs 3 wheel bicycle tricycle conversion axle wheels bracket using fat tires.

Resultado de imagem para powercat boat build

I’m looking for is input on the specs for a powered cat design, I want to build a small “shallowish” draft power cat that can handle moderate chop and.

Ручной ластовый движитель для лодки.

Ручной ластовый движитель для лодки.