PTO locking pins from Koch industries are yellow zinc-plated. They are available in either round or square wire retainers.
| Additional Information | : | Square Wire Retainer Type, 5/16 in Size |
| Color | : | Yellow |
| Finish | : | Zinc |
| Length | : | 3-1/2 in |
| Overall Length | : | 3-1/2 in |
| Size | : | 5/16 in |
| Type | : | Square Wire Retainer |