Description Compatible with 5″ 3-Jaw Lathe Chucks Can Use on Mini Lathe with 5″ Chuck in Place of 3″ Chuck 92 mm Diameter Registration Boss 3 Chuck Mounting Holes This adapter lets you mount 5″ 3-jaw lathe chucks on your mini lathe in place of a 3″ (80 mm) chuck. The adapter mounts to the 3-hole pattern on the spindle so it works on spindles with only three holes. This adapter has a 92 mm diameter registration boss, and has 3 chuck mounting holes. Specifications Outside Diameter Ø 4.9″ (125 mm) Center Hole Ø 1.2″ (30 mm) Spindle Side Registration Recess Ø 2.2″ (55 mm) Spindle Side Bold Circle Ø 2.6″ (66 mm) Chuck Side Registration Boss Ø 3.6″ (92 mm) Chuck Side Bolt Circle Ø 4.3″ (108 mm) Chuck Mounting Holes 3
