The Carbonic sight features a carbon fiber 6â?쳌 bar with machined aluminum insert, carbon fiber 4â?쳌 elevation frame with milled aluminum bearing surfaces, built in frame level, .002â?쳌 windage and elevation adjustments, micro 2nd and 3rd axis, zero backlash windage thread system, quick adjust vertical elevation, micro adjust pointers, precision laser etched aluminum elevation plate and positive click extension and elevation positioning system. Weighs 9.2 oz. Scope and lens sold separately.