Weaver Four Hole Skeleton Rings are available in heights for just about any shooter and shooting situation. Dressed in matte black and featuring no strip/slip Torx screws, these rings incorporate Weaver's Cross-Lock design.
Specifications:

Type	Ring Set
Tube Diameter	30mm
Height	Medium
Size	30mm
Finish	Black Matte
Style	Weaver
Material	Aluminum
Style Description	Tactical
One or Two Piece	2
Adaptor Type
Mount Type
Lock Type	Cross Lock