Roland-Jones took his 19th wicket in just 2 matches to help secure a Middlesex victory over Glamorgan on the final day at Sophia Gardens.
Middlesex finished Day Three needing just 4 more wickets to win against Glamorgan, after some tight bowling and a Robson century helped put Middlesex in a commanding position.
Sam Robson finished on 140 not out in Middlesex's second innings today, and in doing so became the first Middlesex player to do so in 13 years!
Middlesex Disability D40 side lost out to Essex on Sunday, but have one more game to secure a National semi-final berth
Ethan Bamber has joined Gloucestershire on loan with immediate effect
Middlesex finished Day Two with a lead of 402 runs, after bowling Glamorgan out for 171 & hitting 189/5 in reply.
Tom Helm sealed a superb 5 wicket haul against Glamorgan, on a day which finished with Middlesex leading by over 400 runs.
A brilliant 166 from Dawid Malan was backed up by Tom Helm with the ball, who took 4/8 in a rapid spell before the end of the opening day to put Middlesex on top.