James Malcolm starts for Ayr after making his Glasgow debut from the bench in last weekend's win in Cardiff.
George Hunter, D'arcy Rae and Will Bordill start with Javan Sebastian on the bench.
Gregor Hunter, Steven Findlay and Matt Smith start for Glasgow Hawks against Melrose at Old Anniesland. Bruce Flockhart is on the bench for Hawks.
Nick Grigg, Cameron Fenton and Mike Dewar are in the Stirling County squad that will take on Selkirk at Philiphaugh