1050 is a 1.00″ x 0.50″ fractional 10 series rectangular T-slot profile with one open T-slot on one 1.00″ face. The profile has align-a-grooves to assist in alignment when connecting profiles. The 1050 profile is compatible with 10 series fasteners. It is a thinner profile that connects easily to flat surfaces and works well as a supporting structure or spacer for mounting accessories such as handles, door tracks, rails, valves or sensors.