Biathlon accessories THE original from ANSCHÜTZ Here you will find our original ANSCHÜTZ accessories specially developed for biathlon sports. You can also find our complete range of accessories in our current sales price list, which you can download here. Biathlon | Sights Clamping ring 20mm for biathlon front sight item no.: 015697 Clamping ring made of aluminum for all ANSCHÜTZ biathlon front sight. Less susceptible to crosswinds due to the light, short design. Technical data Diameter:21 mmWeight:7 gLength:20 mmMaterial:Aluminum