Tube Holder Adapter, 3/16" to 1/4" Ends Back Catalog number: 200187 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800262 Single Tube Holder Kit, 7 x 130mm [Draeger Long T Price on request F-PRO-1218 Universal Tube Holder System - Instruction Manual Price on request 800066-10 Tube Holder Collar Clip, for 1/4" OD, 1/8" ID Tubi Price on request