10Pcs 86 Type Cassette Repairer Dark Box Repair Screw Plug Switch Old Socket Boxes Replacement Fixed Wall Repair Box Support Rod

【High-strength steel insulation】: Baked at 180°C to ensure uniform coating on all surfaces, enhancing insulation performance.【Integrated stamping construction】: Crafted from premium steel through single-piece stamping for robust structure, withstanding heavy pressure and securing tighter.【Rapid Installation & Repair】: Completed in just two steps within 30 seconds, ideal for domestic users and professional installers.【Serrated Claw Support】: Top-point serrated design generates robust support, ensuring the junction box remains secure and durable.【High Versatility】: Compatible with multiple 86-type flush-mounted box specifications, offering straightforward installation and broad applicability.