Tube Holder Kit, Quad Variable, 6 x 70mm Back Catalog number: 800231 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9971-50 Sorbent Tube, Silica (H2SO2), 6X70, 150/75, 50/BX Price on request 800258 Single Variable Flow Kit, 7 x 130mm [Dräger Long Term Tubes] Price on request 800681-1 Tube Breaker Kit, Black, LFS-113 Price on request