Price is for a pack of 6 crimps. Non-rusting alloy crimps in sizes 1.7mm, 2.0mm or 2.3mm. For mono filament up to 1.6mm diameter (250lb), use 1.7mm crimps. For lines1.7mm-1.9mm, use 2.0mm crimps. For 2.0mm-2.2mm mono use 2.3mm crimps. Save money and rig your guns how you want them yourself. Suitable for open muzzle spearguns. Come in a variety of pack sizes/numbers depending on your requirements.