The bikes I rent out all have front suspension and hydraulic disc brakes (apart from the kids bike, which has mechanical disc brakes). Helmets, spare parts (tube and chain links), tools, locks, bottles and, on demand, rear racks and roll bags, are included in the price.
GT Avalanche Elite: m and xl
GT Avalanche Comp: l and m
Specialized rockhopper 26″: s
Carrera Luna 24″ kids mountainbike