Screw caps for screwthread tubes GL14, bore 8mm Back Catalog number: OST-201-0246 Availability: In the manufacturer's stock Price on request - + Recommended MBT71_1L Multi-layer gas sampling bags, PP valve (4.76mm), 1L Price on request C-POD-S010 POD Sampler, pk 10 Price on request M-MCTL250 Sample Pan Removal Tool, for high temp Micro-chamber Price on request