21st Century - Arbor Adapters for Neck Turning Tool Type:21st Century Adapter The AHG Vario adjustable aperture

The AHG Vario adjustable aperture insert is only available with cross hair which can be adjusted to a lateral hair

This means that you will be able to train by simply using a paper target or a standard target installation

this relieves spring pressure to prolong the life of your bolt and also the accuracy of your rifle

Collets and Pilots are interchangeable with the Original Case Trimmer

Long lasting stainless steel material

21st Century - Arbor Adapters for Neck Turning Tool Type:21st Century Adapter The AHG Vario adjustable apertureStandard Arbor Adapter for Neck Turning Tool 21st Century Neck Turn KM Shooting Arbor Adapter This adapter fits the 21st century neck turner unit and inside fits the KM Shooting brand of neck turning arbors. Including the KM Carbide versions both "Cutting" and non cutting. Especially useful for people who already own many KM neck turning arbors.