Tube Holder Kit, Quad Variable (Includes 6x70mm, 7 Back Catalog number: 800249 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9976-20 Sorbent Tube, XAD-2, 6X110, 150/75, 20/BX Price on request 800497-1 Tube Breaker Kit, Blue, LFS-113 Price on request 800165-10 Sorbent tube adapter nipple for Dual manifold High Price on request