This pair of fixing bolts kits is specifically designs for wall mounting toilets, ensuring a secure and stable installation Make of metal, ensuring durability and long terms, providing a stable solution for wall mounted toilets The fixation features automatic pre-locking mechanism that firmly holds the pan in place from falling down Designs for easy use, with simple installation and easily operate Users can easily install the bolts and achieve a secure fixture Install ways: Insert the metal fixing bolt into the outer housing, then tighten the screw to fix the metal bolt, Manufacturer: JDNH