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 800142-10 Tube Holder Collar Clip, for 3/8" OD, 1/4" ID Tubi Price on request 800261 Single Tube Holder Kit, 7-10 x 175mm Price on request 800139 Tube Holder Adapter for 1/2" Ends Price on request