Shepherd Hardware 1-5/8-Inch Office Chair Plate Caster, Black, Twin Wheel, 2-Pack Size:1-5/8" and totally organic - excellent

and totally organic - excellent for ponds

For material thickness of 7/8'

Must use with Phillips EHP3 electronic key head (sold separately)

Uses (3) 9 kW standard Emerson electric heating elements with brass tops to prevent electrolysis

Shepherd Hardware 1-5/8-Inch Office Chair Plate Caster, Black, Twin Wheel, 2-Pack Size:1-5/8" and totally organic - excellentThe Shepherd Hardware twin wheel casters place more wheel surface on the carpet pile, and move in oppisited directions to minumize carpet fiber twisting. For use on office chairs, printer stands, entertainment centers and other items. 1 5 8 inch diameter black nylon twin wheels with swivel plate mount 1 1 2 inch x 1 1 2 inch plate 40 lb load capacity Twin wheels rotate independently for quick and smooth direction changes and minimal carpet wear A