Average-framed:

These rests fit about 95% of the population. Shoulder width is between 16 and 26 inches. Weight ranges from about 100 to 225 lb.

Small-framed:

These rests fit people with narrow shoulders and bodies. Shoulder width should be less than 16 inches. Weight is usually less than 100 lb.

Large-framed:

These rests fit people with very wide shoulders and bodies. Shoulder width exceeds 26 inches. Weight usually exceeds 225 lb.

Average: 1230CM

Small: 1030CM

Large: 1232CM

Average: 1224C

Small: 1024C

Large: 1230C