High quality replacement Protection Metal Ring for Mast - 10 Pack for the DF65 Dragon Force RC Sailboat by Joysway.SpecificationsLength: 0.5 in (12.7mm)Height: 0.5 in (12.7mm)Width/Diameter: 0.1 in (2.5mm)Weight: 45.4 g (1.6oz)Fits These RC ModelsJoysway Dragon Force V1 RC SailboatJoysway Dragon For...

BEARING BUDDY keeps water and dirt out of wheel bearings and properly lubricated. Makes hubs safely submersible. Easy to install. Automatic pressure control feature limits pressure in hub to 3psi to protect seals from rupture. Allows no air to be forced in, eliminating corrosion. Lubricant level can...

The PC used to allow control of electronic hardware by interfacing through its I/O ports and operating system that allowed deterministic real-time control. The PC grew progressively more complex and powerful at doing GUI, multitasking, 3D graphics, virtual memory management, and much more. But it al...