N 11 Aluminium crimp cap, red, center hole PTFE red/Silicone white/PTFE red Hardness: 40° shore A Thickness: 1.0mm pack of 100

N 11 Aluminium crimp cap, red, center hole PTFE red/Silicone white/PTFE red Hardness: 50° shore A Thickness: 1.0 mm pack of 100