PYREX® Spare PTFE stopcock key, 1.5mm straight bore, 12.5mm diameter
PTFE stopcock key with silicone 'O' ring and PP retaining device, PTFE keys are fully interchangeable, Keys are self lubricating, avoiding the need for stopcock grease, Keys have a 1:10 taper to accurately fit the relevant glass stopcock barrel
| STOPCOCK | PK | Cat. No. | |
|---|---|---|---|
  | 5 | SST102K | |
 | 14 | 5 | SST103 |