Talley PLM252153 CVA Cascade Rail Picatinny Rail CVA Cascade Black. The CVA Cascade Picatinny Rails are all designed and manufactured with precision to fit your firearm with the industry's tightest manufacturing tolerances. These Pic Rails provide a mounting platform for all optics mounts that have been designed in accordance with the MIL-STD-1913 Pic Rail specifications to include all Talley Picatinny scope mounts. Whether you are looking for a tactical scope ring a modern sporting ring or our traditional scope ring with a Picatinny mounting system Talley MFG has Pic Rails for all applications and firearms enthusiast. Specifications for Talley PLM252153 CVA Cascade Rail Picatinny Rail CVA Cascade Black: Manufacturer: Talley Finish: Black Anodized Fabric/Material: Aluminum Mount Type: Picatinny Country of Origin: USA Attachment Type: Picatinny Talley PLM252153 CVA Cascade Rail Picatinny Rail CVA Cascade Black