http://www.fangraphs.com/blogs/jake-arrietas-one-grip-multi-slider/
Mar 18, 2015 #1 beckdawg Well-known member Joined: Oct 31, 2012 Posts: 11,723 Liked Posts: 3,723 http://www.fangraphs.com/blogs/jake-arrietas-one-grip-multi-slider/
Mar 21, 2015 #2 Bear Pride Bears Gonna Shock the World! Joined: Aug 28, 2012 Posts: 10,616 Liked Posts: 3,075 Great stuff! :yep: (pun intended)