A kinetic copper wind sculpture with a theme of Double Windmills
This spare large screw is for umbrella style wooden yarn swifts made by Stanwood Needlecraft
We found the accuracy depends on how tight or loose you wind your yarn
This set replaces worn out gears for the crank and revolving wire arm
3 1/4" in top diameter and 1" in bottom diameter
Spare Parts - Stainless Steel Bearing 56903Z funnel A kinetic copper wind sculptureThis listing is for ONE stainless steel bearing. This custom bearing (model 56903Z) fits our wind sculpture models CWS 04 (Quaking Aspen), 06 (Lucky 8), 07 (Dual Helix), 08 (Falling Foliage), and 11 (Standing United). The diameter of outer ring is 1 1 8" exactly. The diameter of inner ring is 11 16" exactly. Attention: these bearings do NOT fit Models CWS 01, 01L, 02, 02L, 03, 05, 09, or 10.