PACKAGE MATERIALWOOD MERS1.14×0.96×0.47M QTY15SETS/CTN G.W450KGRaw and processed material: steel plate, thickness: 3-5mm, high quality material from Baosan and Bengxi Paint: no contamination Benefits: Strength ,durability ,and Safety Maximum safety and comfort . Consistent and easy operation for any person. Ease of operation & comfort. Maximum synchronization of sides Positive locking of both sides. Greater bending resistance. Greater stability and strength . Reduced wear and increased durability. Reduced noise.1. The system has a wider base and flatter links which realize the greater stability and length. 2. It adopts the extended life rivet joints to eliminate any contact and noises. 3. KD.Back brackets allow easy back removal for handling. 4. Maximum seat elevation with superb stability from full recline to full lift position. 5. Available with two-way or three-way recliner mechanism for great comfort. 6. It is interchangeable in the same frame as3-way manual mechanism.