The Roadie Roller Hybrid 21 offers space for two DSLRs (up to pro DSLRs with battery grip), eight to ten lenses (up to 400 mm 2.8), and a laptop up to 17 inches. The roller complies with most international carry-on regulations. The Roller 21 includes Tenba's exclusive and removable camera/lens module, a backpack function, and the fastest tripod attachment yet.