Winchester's XPR Ring/Base Set is an integrated piece that mounts directly to the receiver. The tight connection and one-piece design lock in your scope for consistency and accuracy. It is manufactured with absolute precision from 7000-series aircraft grade aluminum alloy, while holding today's high-magnification scopes without shifting zero.
Specifications:

Type	2-Piece Base/Rings
Model	XPR Ring/Base Set
Style
Misc
Finish	Black Matte
Material	Aluminum
Pieces	2
Gun Type	Rifle
Mount Type
Length
Rings Included	Yes
Ring Height
Mount Height	Standard