Types:
Rotary Numbering boxes
Plunger Numbering boxes
Others Numbering boxes
Digits:7,8,9
Digit sinkable:0,3
Feature:
1.horizontal/vertical
2.Progressive/ Regressive
3.3/16"Gothic /Roman/Etc.
4.Notch of Adapter: standard (22mm) wild (27mm)
5.Arm with spring or not
Circumference:153mm(18.9") ,171mm(21.1") ,180mm(22.3") ,210mm(26.0") ,etc
Packing : 1PCS / box