Outer  Diameter		Arbor	Bushing	Seg. Thickness	Seg.Height	Segments
4''	Φ105mm	22.23	→20/16	1.2	7.5	6
4-1/2''	Φ115mm	22.23	→20/16	1.2	7.5	6
7''	Φ180mm	22.23	→20/16	1.6	8.0	8
8''	Φ200mm	25.4	→22.23/20	1.6	10	14
9''	Φ230mm	25.4	→22.23/20	1.6	7.5	8
10''	Φ250mm	25.4	→22.23/20	2.0	10	18
12''	Φ300mm	25.4	→22.23/20	2.2	10	20
14''	Φ350mm	50	→30/25.4	2.4	10	22
16''	Φ400mm	50	→30/25.4	2.6	10	24