As used by Chris  Pearson & myself over 3 SSDT's
 
One of the lightest, strongest and narrow sealed 520 chains available.

Next generation of chains featuring RK’s Ultra Thin Seal UW-Rings, which extremely improves the chain life and lowers friction, providing high performance under especially muddy conditions.

Weight: 102 Links ≈ 1482g
Average tensile strength: 9000 lbf / 40000 N
Pin Length / Chain Width: 18.0mm
Split Pin Width: 19.3mm
Rivet Pin Width: 18.1mm