Decut Archery TAWANT Recurve Bow Sight Pin Spare Pins Included Right or Left Hand The body of the Decut Sight pin Tawant is made of aluminium and the lens is made of glass. Decut uses a lazer machine to drill a precise hole in the lens to ensure the optical is in the center of the lens. The Decut Sight Pin Tawant is robust and has a standard thread to fit all recurve bow sight mounts Pin is supplied with a spare glass lens washer and 2 spare pins, the internal sight size is 10mm For use with recurve bows