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 F-PRO-1218 Universal Tube Holder System - Instruction Manual Price on request 811-9966-50 Sorbent Tube, Silica Gel, 6X70, 100/50, 50/BX Price on request 800071-10 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request