Magnetic snap-on leg hose connector and plug set. Compatible with GBFans and other leg hoses with 12mm OD. (Hose must be purchased separately.) Can be fixed to the suit with M3 bolts or sewn on. Contents STL file for 3D printing (5 pieces) What you need 12 x 5mm round magnets (3mm hole diameter) Qty: 2 M3 x 12 countersunk screws Qty: 3 M3 nuts Qty: 2 !!! IMPORTANT !!! This product is printed using the slicer's pause function. Please purchase only if you understand this function. Please note that this product is for data download only. * This product is for data download only. * 3D printing must be done by the purchaser. * Downloading is for personal use only. * Commercial use and reproduction are prohibited.