Rittal Collet Knob, Grey 28mm dia, blue insert, 1/4"

Light grey 1/4" (6.5mm) collet knob. Blue push in cover with white line and bar pointer with inset black line.

Collet is tightened by crosshead screw under the push in cover. Base is recessed by about 2.5mm to cover spindle fixing nut.

Height with cover in place is approx 20mm.

Manufactured by Rittal

Price for one knob