Hidden Sofa Mechanism Hardware

This robust sofa bed mechanism is engineered for multi-functional furniture conversion, combining smooth folding action with a heavy-duty storage lift system. Designed for furniture manufacturers and bulk buyers, it enables seamless transformation between sofa and bed modes while unlocking hidden under-seat storage space.   Heavy-Duty Construction: Made of 3–4mm thick steel with a durable black powder coating for rust and scratch resistance. Each pair weighs 2.3kg, ensuring high load-bearing capacity and long-term stability. Smooth & Safe Operation: The reinforced linkage design enables jitter-free conversion between sofa and bed modes. The integrated lift mechanism supports safe opening/closing of storage compartments without sudden drops. Optimized Dimensions: Standard height 230mm, with a compact footprint of 255×375mm and extended length of 535mm. Pre-drilled mounting holes fit most sofa bed frames for easy assembly. Production-Friendly: Packaged 12 pairs per carton for effi…