Made specifically for the Tikka T3; Machined From Solid 7075 T6 Aircraft Grade Aluminum; Mounting Hardware: Socket Head Torx Screws and Wrench Provided; Compatible with Picatinny or Weaver scope rings; This base sits at approximately 0.35" high; Picatinny cross slots run the full length of the rail, which gives the shooter flexibility when mounting scope rings and other accessories; The steel rails are Mil Spec parkerized for a durable rust resistant finish; Matte Black Finish