8 Different Model Type : 1 x 4.33inch(110mm),1 x 4.27inch(112mm), 1 x 4.41inch(122mm),1 x 6.22(158mm),1 x 8.66inch(200mm) 1 x 11inch(280mm)1 x 11.8inch(300), 1 x 15.75(400mm) Timing Belts for you in daily used, 3d printer parts.
High-Material: Premium fiber reinforeced rubber, reliable and flexible.
Accurate transmission: without slipping at work, having a constant gear ratio.