Internal crown width (mm) : 10.5 Polymer wire dimension (mm): 1.10 x 1.25
Internal crown width (mm) : 10.2 Polymer wire dimension (mm): 1.40 x 1.85
Internal crown width (mm) : 10 Polymer wire dimension (mm): 1.40 x 1.40
Internal crown width (mm) : 7.6 Polymer wire dimension (mm): 1.50 x 1.50