LEMIEUX VECTOR BALANCE STIRRUP ANGLED FOOT BEDThe difference between the Vector Balance and the Vector Control Stirrups The ergonomic footplate of the Balance Stirrup is set at 5 with a cross track grip surface and mounted on an impact absorbing cushion layer of dynamic polymer with a 70% compression rating. The ergonomic footplate of the Control Stirrup is set at 0 with a cross track grip surface with embedded hardened steel pins to provide maximum security of the boot. The apex of the frame is