pre-slit white PTFE/red Silicone septa, 11mm crimp-top aluminum cap, 5.5mm centre hole. SC1122111. pre-slit red PTFE/white Silicone septa, 11mm crimp-top aluminum cap, 5.5mm centre hole. V1117. 1.5ml wide opening crimp-top vial, clear 11.6*32mm . V1127