12.350 in. Lg; 0.190 in. Wide; 0.250 in. High; 2 holes 6-32 unc-2b through side; 2-56 unc-2b 2 holes through top; al aly 2024-t3 qq-a-250/4; 2.100 in. Center to center distance between holes on side; 1.800 in. C to c distance between holes through top