Knob and ring for spring locks Round type made polished AISI 316 finish ring and satin AISI 316 finish push button, hole Ø 25mm, it comes with a spacer for use on 15/25 mm thick bulkwards.

Knob and ring for spring locks Convex type with polished AISI 316 finish ring and button, hole diameter 25mm, it comes with a spacer for use on 15/25 mm thick bulkwards.

Knob and ring for spring locks Rectangular type with polished AISI 316 finish ring and button, hole diameter 25mm, it comes with a spacer for use on 15/25 mm thick bulkwards.