CMC 2
Measurement in meters with two wheels of 1/3 meter circumference.
CMC 3
Measurement in meters with two wheels of 1/3 meter circumference fitted with hinge for titling
CMC 4
Measurement in meters and tenth of meter with 1/3 circumference wheel L bracket & hinge.
CMC 5 M
Measurement-in meters & tenth of meter with two wheels of 1/2 meter with two wheels of 1/2 meter circumference, bracket & stopper suitable for 12.7 mm rod.
CMC 6 Measurement-in meters and tenth of meter with two wheels off 1/2 meter circumference. it comes without bracket
CMC 7
Measurement in meters with two wheels of 1/3 meter circumference with L bracket, Bracket, stopper & stay rod.