This is Xpress 5.5mm Ball, longer gap between the flange and the shock allowing greater movement angle.
Features:
Includes:
ARC A11 1/10th Electric Touring Car Kit
Elceram ELC021 G2 1/10th Oxide Brushless ESC with LCD Display
SRT BHMX2 i-BUS2 HV Ultra Low Profile Brushless Servo - 0.073s/18kg @7.4V
Fido 7000mAh 2S 7.4V 220C Super Low IR LCG Lipo Battery