4" x 1-1/2" x 7/8" V Groove Cast Iron V-Groove Wheel - 350 lb. Capacity

CAST IRON V-TRACK WHEEL SPECIFICALLY FOR USE ON INVERTED ANGLE IRON TRACKS
CAN ALSO BE USED FOR FLAT SURFACE APPLICATIONS 
SLIDING BARN DOORS, ROLLING GATES, HAND OR CONVEYOR TRUCKS

Extremely solid and well made
Premium roller bearing hole, 3/4" diameter
Captive grease fitting, 1/4"
4" diameter wheel provides smooth rolling
SAME DAY  USA Shipping