These 6 screw Scope Mounts lets the Shooter gain up to 40MOA of elevation adjustment for their Rifle Scope allowing them to shoot out to extreme distances and helps keep their Optics within the centre of their travel. This maintains optical quality and removes the chance of optical degradation. Durable forged 6063 aluminium alloy construction and a secure 6 bolt clamp design, equipped with black-oxide coated Torx-head fittings.