Chatenet CH26 box variator screw - Casalini adaptable to the following models:
Casalini Sulky
Casalini M10
Casalini M12
Casalini M14
Casalini M20
Casalini 550
Chatenet Ch26
Chatenet Ch30
Chatenet Ch32
Chatenet Sporteevo
Chatenet Ch40
Chatenet Ch46
Dimensions: 10 mm x 12.5 mm x 35mm