· Formed by two pieces: moyu plus crown. A conical cap or moyu is defined by a group of six figures (ie. 1310-20). The first two figures indicate the maximum shaft in inches: 16 = 1,6 inches: 40.64mm. The two following figures indicate the thickness of the cap: 10=1,0 inches: 25,40mm.
· The last two figures indicate the diameter of the shaft which we want in mm: 20=20mm.
· The crowns come in SPZ format. With the needed channels as per the mounting indications.