Hi-Lux Optics Malcolm Rimfire Rifle Mounting Base, 3/4in Tube Externally Adjustable Scopes, Posa&Crescent Cut, Matte Black, Small, MRDTMT

This mounting kit is not compatible with the Malcolm 6X Long Rifle Telescope. The front and rear bases have both Posa and Crescent cuts. Make sure that both the front and rear bases are oriented so that the desired cut is positioned on the same side when mounting your scope.