Double locking, granite x-plus 540 bracket (patented 13 mm square parabolic bracket), body and supporting parts of the locking mechanism made of hardened steel abus abus , anti-impact abus power cell technology and xgang-ellowsplssys impact and xgangellopluss impact and load-bearing hardened steel bracket locking, bracket thickness 13 mm scope of delivery: 1 lock including 2 keys (1 l ed key) Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.