The right 45° L-type connector is one of standard component in aluminum profile stairway platform systems and belongs to category of internal expansion connection components. This connector is normally used in pairs with left 45° L-type connector, they are designed for assembly with 6063-T5 φ40 aluminum tubes, primarily used for 3-way connection at the top of 45° handrail (right-side) slope corner
This diagram illustrates the 3-way connection by the right 45° L-type connector.