Egw scope base tikka t3 picatinny rail 20moa FEATURES:-Machined from 6061-T6 extruded aluminum-Matte black finish-For Tikka T3 & Tikka T3 Lite rifles-20 MOA-Center Spread: 3.245"*-Overall Length: 7.458"-Mounting Hardware: Hex head screws & wrench provided-Installation: EGW recommends 20 inch lbs. of torque & a drip of blue Loctite*The center spread is the distance between the two middle holes, center to center, on your receiver Other Features: Made in usa