Tube Holder Housing End, 1/2" for 6mm OD Back Catalog number: 800062 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200484 Tubing, 1/4" ID x 1/16" W (3 ft), Clear Vinyl, Gil Price on request F-PRO-1218 Universal Tube Holder System - Instruction Manual Price on request 800136 Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubi Price on request