Dents = 16
profil = 12
Arbre moteur = 5
m3_dia = 3.2
m3_nut_hex = 1
m3_nut_flats = 5,7
m3_nut_depth = 2,7
Reteneur = 1
retainer_ht = 2
idler = 0
idler_ht = 1,5
pulley_t_ht = 12
pulley_b_ht = 8
pulley_b_dia = 20
le nombre de noix = 1
nut_angle = 90
nut_shaft_distance = 1,2
additional_tooth_width = 0,2