BOBBINS & SPOOLS Inches | Millimeters Bobbin: 2 BDX Equipment Type: N E Butt/Wardwell Flange Diameter: 2.75" Traverse: 6.0" to 8.0" in 1/2" increments Barrel OD: Smooth, 1.062 typical Bore Size(s): .406", .441",.506' Drive Type: 8 tooth ratchet Click here for part print << Back to List