Replacement Wing-Strut for HobbyKing Pitts 12

This is a replacement wing-strut 4-piece set for the HobbyKing Pitts Special 12.
http://www.hobbyking.com/hobbyking/store/__19203__Pitts_12_EPO_1600mm_w_Brushless_Motor_Servos_ARF_Red_White_.html