2040 is a 2.00" x 4.00" fractional 10 series rectangular T-slot profile with twelve open T-slots, two on each 2.00" face and four on each 4.00" face. The profile has align-a-grooves to assist in alignment when connecting profiles. The 2040 profile is compatible with 10 series fasteners and has a center cavity that can be pressurized up to 150 psi. The twelve open T-slots, strength, and ability to pressurize this profile make it a great choice for applications such as automation applications, machine frames and workstations.