‘Replacing Singletary with Harris gives the Bills a little more bulk in the backfield without sacrificing speed. Singletary has roster measurements of 5-foot-7 and 203 pounds. Harris is 5-11 and 213 pounds. At the 2019 NFL Scouting Combine, Singletary ran the 40-yard dash in 4.66 seconds while Harris clocked a 4.57.’