Ext able Total length (mm): 1502 (equivalent to 4 shaku 9 sun 5 minutes) to 4093 (equivalent to 13 shaku 5 sun 1 minute) Width (mm): 47 Thickness (mm): 23 Nominal dimensions (mm): 13 shaku 5 sun 5 sun Maximum top (pitch): 1 minute Lower bottom (pitch): 1MM 测量范围:1502-4093mm