Cuscinetto a sfere reggispinta INA in pollici AKL-GT29 57,15 mm x 94,463 mm x 20,638 mm
gt29 2 1/4 57,15 3,719 94,463 0,813 20,638 gt30 2 5/16 58,738 3,719 94,463 0,813 20,638 638 gt32 2 7/16 61,913 3,844 97,638 0,813 20,638 gt33 2 1/2 63,5 3,969 100,813 0,814 20,671.