Martin 5018 Coupling Cover, Nylon, Inch, 5.125\ OD, 2.625\ Length
- For use with Martin taper bushed, QD and stock, and finished bore roller-chain style couplings (sold separately).
- Nylon for corrosion resistance, low friction, and minimal additional weight to the coupling.
- Synthetic rubber seals along the bore keep lubricants contained and keep contaminants out.
- Two halves to facilitate installation, and has gaskets between the halves to prevent lubricant leakage or debris intrusion between the halves.