Robb Ball's efforts:	From	Age	Date	Finish Time
Quad Rock (2019) (Quad Rock 25)	Colorado, US	50	Saturday, May 11, 2019	Not yet started
Quad Rock (2018) (Quad Rock 25)	Colorado, US	49	Saturday, May 12, 2018	06:36:42.00
Quad Rock 2017	Colorado, US	48	Saturday, May 13, 2017	06:20:37.00