The Bykski Anti-Off Rigid 14mm OD Fitting is used for 14mm outside diameter rigid tubing. This fitting allows you to connect tubing to G 1/4 thread fitting ports securely. Integrated silicon is used to create an incredibly strong connection that can withstand loads up to 15kg. Features G 1/4in. Thread Specifications Model:B-FTHTJ-L14 Brand:Bykski Compatibility Loop: Non-Aluminum Compatible Tube: 14mm Outside Diameter (PETG/Acrylic/Metal) Parts Included 1x Bykski Anti-Off Rigid 14mm OD Fitting Warnings Not responsible for any damage caused by or when using this product.