| Rating | Solver | Clue |
|---|---|---|
| SPOKE | Wheel rod | |
| AXLE | Wheel rod | |
| SPINDLE | Rod on a spinning wheel | |
| LINK | Any one of the several elementary pieces of a mechanism, as the fixed frame, or a rod, wheel, mass of confined liquid, etc., by which relative ... | |
| BEAM | ...n a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel sha... | |