13mm Caps with Septa

13mm PP Open Top Screw Cap (black), 13-425 thread, 8.5mm hole, with Ivory PTFE/Red Rubber Septum, pk.100 13mm PP Open Top Screw Cap (black), 13-425 thread, 8.5mm hole, with Red PTFE/White Silicone/Red PTFE Septum, pk.100 13mm PP Open Top Screw Cap (black), 13-425 thread, 8.5mm hole, with Blue PTFE/White Silicone Pre-slit Septum, pk.100
Part Number: TF-C4015-30A
Part Number: TF-C4015-40A
Part Number: TF-C4015-55BLK
price on request
price on request
price on request
 
13mm Phenolic Open Top Screw Cap (black), 13-425 thread, 8.5mm hole, with Red PTFE/White Silicone Septum, pk.100
Part Number: TF-C4015-66A
price on request