... sorted as 6 series, just as below:1. Elastic rail clips, E clips2. Dog spikes, square head screw spikes, timber drive screw ... , flat washers and spring washers, nylon insulator, bushing, etc Elastic clips: e1609, e1809, e1817, e2001, e2006, e2009, e2055, e2056Pandrol clip: PR309 ... ; R60, 1435mm; ZW687,ZW700Insulator: Nylon insulator that was used for E clips and those Guide plates for SKL ...