Road King Truck Parts Dummy Shutoff Gladhand 18in Galvanized Cable — Universal Economy Cap

The Road King Economy Dummy Shutoff Gladhand RK-150DGH is a durable, budget-friendly air line dummy designed for tandem or double trailer setups, featuring an 18" galvanized steel lanyard and a universal gladhand for easy installation.

When you run multiple trailers or use a tandem configuration where shutoff gladhands are not required, the RK-150DGH provides a simple, dependable way to cap and secure the service line. Built to replace several common OEM parts, this unit combines corrosion-resistant hardware and a universal mounting style so fleets and owner-operators can install it quickly and reduce the chance of accidental line damage or loss while traveling.

How does this dummy shutoff gladhand protect air lines during transit?

The RK-150DGH prevents open service ports from collecting dirt, moisture, and debris, and minimizes wear from vibration and road movement. By securing the gladhand to the coupling, it reduces strain on the hose and fittings so connections stay intact.

• Galvanized 18" lanyard resists rust and keeps the gladhand tethered to the vehicle.
• Universal gladhand fits standard service couplers for broad compatibility.
• Economy construction balances affordability with practical durability.

Will this replace my existing OEM part numbers?

Yes — the RK-150DGH is made to be a direct, cross-replacement for several common part numbers so you can swap it in without modifying existing fittings. It streamlines inventory by covering multiple legacy parts with one SKU.

• Compatible replacements include Tectran 1010-F18, Tramec Sloan 441047, and Phillips 12-0100.
• Universal gladhand connection eliminates the need for adapter parts.
• Fits most standard tandem and double trailer service lines.

How easy is it to install and use the RK-150DGH?

Installation is straightforward: attach the universal gladhand to the service coupling and secure the galvanized lanyard to the handle or anchor point. The design is intentionally low-fuss to get vehicles back on the road fast.

• Tool-free attachment to the service gladhand for quick change-out.
• Lanyard keeps the cap on-hand to avoid misplacement during hook-up.
• Lightweight, economy design for simple handling by technicians or drivers.

What materials and features make it suitable for harsh road conditions?

The RK-150DGH uses galvanized steel for the lanyard to resist corrosion and a rugged gladhand body that stands up to frequent use. Though positioned as an economy option, the materials are chosen for reliable everyday performance in trucking environments.

• Galvanized cable prevents rust from salt, moisture, and road spray.
• Universal gladhand body engineered for repeated connect/disconnect cycles.
• Compact profile reduces snagging and interference with other components.

Who is this for: The Road King RK-150DGH is ideal for fleet maintenance shops, owner-operators, and fleet managers who need a cost-effective dummy shutoff for tandem or double trailer applications. It’s well suited for those who want a straightforward replacement for common OEM parts and a no-frills, dependable cap that keeps air systems protected while trailers are coupled or in storage.