Andux Fly Fishing Magnetic Net Release with Lanyard Magnetic Net Holder F-CLK01 Max strength:3.5kg Min strength: 1.2kg Keep you landing net ready for the  Big One adjustable strength landing net release Its powerful magnets will hold your net to your vest or pack with a strong tug of the net handle youll Be ready to land your fish A must for every fisherman who uses a landing net .