Yes, those are purple chain ring bolts there holding that Aero QRing onto the 165 Ultegra SL crank arm spinning on a Rotor SABB ceramic bottom bracket.
This Guru Merus actually weighs less with the 1380 gram Velocity training wheels on it than the Zipps. Though at speed the Zipps have that aero advantage. What does it weigh with the race wheels??? 15lbs 10oz