Attachment T-piece, with unperforated side rails, with connector holes for the connection, for cable trays, for creating horizontal 90° T-branches and crossings of different or the same width, width-dependent in the main direction, with integrated butt connectors, including proportional fastening accessories. for cable trays: 60 mm edge height Dimensions (approx. dimensions) inside H x W: 60 x 252 mm Inner rail radius R: 138 mm Notch d. Cable trays: 280 mm + B Material: Steel, strip galvanized according to DIN EN 10346