tracks no redesign or special forging is needed the primary brake beam 14 includes a pair of end section 50 having a tongue portion 52 slidably received within the channel of the center section 40 an opening 54 is provided in the end section 50 for the force transmission mechanism or the push rods 18 fasteners 56 extend through aligned apertures in the base wall 42 of the center section and the tongue 52 of the end section and into nuts 58 to secure the end sections in their extended position relative to the center section 40 fasteners 56 secure or lock the end sections in their extended position and secure the pair of center sections 40 to each other the secondary beam 16 also includes a pair of end sections 60 having a tongue 62 received within the channel of the center section 40 a pair of fasteners 66 extend through the horizontal wall 42 of the center section 40 and through aligned apertures in the tongue 62 of the end section 60 and into nuts 68 to secure the end sections in their extended position relative to the center section 40 the actuator 20 is supported by the primary brake beam 16 through bell crank lever 70 opposite ends of the actuator 20 are secured by pins 80 received through aperture 72 in the bell crank 70 a cotter pin 82 connected through the end of the pin 80 the bell crank 70 is pivotally connected to the end section 50 in opening 54 of the first beam by a pin 84 received in aperture 74 a cotter pin 88 is.