C/L-"W"

2-1/2" (64 mm)
2-1/4" (57 mm)
2-11/16" (68 mm)
2-15/16" (75 mm)
2-7/8" (73 mm)
2-9/16" (65 mm)
3" to 3-5/16" (76 to 84 mm)