Pair Of V U Groove Track Roller Bearings With 2RS Double Seals That Run Slick And Hold Tight Like A Rock Precision Fit 4X18X78 Drop Ready Guide Wheels For Heavy Duty Shop Rigs

Pair Of 2rs Sealed Track Rollers For Heavy Shop Rigs
✔️ 4mm Bore 18mm OD 78mm Length Dual Shield Design

You get two guide wheel bearings ready for immediate mounting. The closed seals trap fresh grease inside while shutting dust out. You bolt these straight onto sliding panels, cabinet rails, or overhead conveyors for handy heavy lifting. They absorb side loads without wobbling or binding.

✅ Precision turned housings mate perfectly to standard shaft sizes
✅ High carbon steel balls resist pitting under constant friction
✅ Nitrile rubber lips form a tight barrier against shop sprays
✅ Self aligning design absorbs minor track misalignment gaps
✅ Pre packed factory lube guarantees silent movement from day one

💡 What makes sealed deep groove bearings a handy upgrade over open units?
Sealed designs protect the rotating core from dirty air and water exposure.
- Rubber flaps block grit from scoring the raceway during heavy shifts
- Grease stays locked inside so you skip tedious cleanup cycles
- Metal shields deflect chunks of wood and metal scraps flying around