Redfield Bases Redfield 4-Screw Split Jr/Sr Mount Rings.. 27mm. High, Matte Finish. PreviousRedfield JR IER 1-Piece Bases. Blued Steel. c.1960-90's. Redfield 4-Screw Split Jr/Sr Mount Rings.. 27mm. High, Matte Finish. Redfield 4-Screw Split Jr/Sr Mount Rings.. 27mm. High, Matte Finish. $249.00 Add To Cart Facebook0 Twitter Pinterest0