Eccentric bushing for V-groove wheel #2

Adjustable or Eccentric bushing, used with #2 V-wheel. 1/4 mounting screw. Nickel plated to resist corrosion. Used to build machine slides with v-track or angle iron rails. Similar to those used in Shopbot CNC routers.

Head is 9/16 hex and extends 1/4 beyond the side of the wheel.