Tube Holder Housing, 7 x 130mm, 5/8", L247 [Draege Back Catalog number: 200115 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9983-50 Sorbent Tube, Porapak-Q 6X110, 150/75, 50/BX Price on request 800229 Tube holder plug for manifold Price on request 800497-1 Tube Breaker Kit, Blue, LFS-113 Price on request