The Alpha model is the simplest rifle in the Mares Sniper family, a symbol of great quality and a guarantee of performance like all Mares rifles.External 25 mm diameter shaft made of anodized aluminum.New compact headpiece with circular elastic.Stainless steel rod release and line release.Ergonomic handle.7mm threaded rod in pr80 galvanized steel.Single fin harpoon tip.14mm circular s-power elastic.Race spinner.