The roller chain simplex of type 100 of the brand IWIS known under the reference ANSI100-1H-ECOPLUS-5M-IWIS. It has a pitch 31.75 mm and is to the 10 norm.
The roller chain simplex of type 10B of the brand IWIS known under the reference 10B-1-ELITE-DIN8187-5M-IWIS. It has a pitch 15.875 mm and is to the 9 norm.
The roller chain simplex of type 10B of the brand IWIS known under the reference 10B-1-GL-ELITE-5M-IWIS. It has a pitch 15.875 mm and is to the 9 norm.