Screw caps for screwthread tubes GL14 Back Catalog number: OST-LENZ01320014 Availability: In the manufacturer's stock Price on request - + Recommended C-EZVOCTG Easy-VOC TubeTAG Interface Price on request M-SPC15-250 Collar spacer, alum 15mm, for M-CTE250I,pk 4 Price on request U-COV1517 Spare O-ring, brown, for POD sampler (diffusive body), pk 20 Price on request