CCOP USA Aluminum Picatinny Rail Scope Base for Remington 700 & Ruger M77

Model: AB-REM102
Material: Aluminum 
Front Length(mm): 30.50
Rear Length(mm): 41.40
Front Radius(mm): 16.5
Rear Radius(mm): 46
Front Height(mm):  7.75
Rear Height(mm): 8.8
Screws per Unit: 4

FIts: 
Remington 700 Long Action
Remington 700 Short Action
Ruger M77 (Round Receiver)