Readу for 3d printing;

• size 18;19;20;21 ;

• 3 versions:

• solid version: volume -1220 mm3(18 size); 1250 mm3(19 size); 1279 mm3(20 size); 1300 mm3(21 size);

• hollowed with triangles on side - 763 mm3(18 size); 784 mm3(19 size); 810 mm3(20 size); 836 mm3(21 size);

• hollowed without triangles on side - 751 mm3(18 size); 772 mm3(19 size); 798 mm3(20 size); 823 mm3(21 size); thickness - 0,8 mm