Heko - KE-16-056-17-764-H21-A-B
HEKO chain ends, A 16 mm diameter x 56 mm Division, 17 links = 952 mm inner length, Quality HEKO 21, bright, signed H21 Case hardening depth 0.1 x d Surface hardness at least 800 HV Hardness at 0.06 x d min. 550 HV Minimum breaking force 100 kN