The line-up varied, with Lee using the name for whichever set of musicians he was using at any time.
[1][2] The band's name derived from the record shop that Lee had run in the late 1960s, Agro Sounds.
[1] Alumni of the band included many musicians who later went on to make names for themselves in reggae music.
Legends such as Jackie Mittoo, Sly and Robbie, Tommy McCook, and Aston Barrett were all involved with the band at one point or another.
Other regular members included Carlton "Santa" Davis, Earl "Chinna" Smith, George "Fully" Fullwood, Ansel Collins, Bernard "Touter" Harvey, Tony Chin, Bobby Ellis, and Vin Gordon.