Source V Groove Guide Way Tracker Roller Bearing LV201-14 2RS For CNC Machine on m.alibaba.com
2" x 3/4" (50mm x 18mm) V-Groove Nylon Wheel - 110 Lbs Capacity - Mapp Caster
4 Steel Double Bearing V Groove Wheel Roller Heavy Duty with Bracket, Silver
V Groove Guide Wheels: Harsh Environments - YouTube
4" V Groove Heavy Duty Caster Track Solid Wheel Sliding Gate Roller | 2 pack | eBay
Hamilton Caster - Manufacturer of Heavy Duty Industrial Casters and Industrial Wheels > Wheels > High Heat Wheels > Metallic > Inferno Stainless Steel V-Groove