【Set includes】 2 pieces 3-5/8" recliner replacement springs. 【Recliner Spring】covered with soft protective layer to prevent contact parts from wearing and sliding. Make it better performance. 【Length and size】: total length 3-5/8" inches, coil diameter 13/20 inches, coil body length 1-3/4 inches, wire diameter 2mm. 【Material quality】 304 stainless steel, no plating layer, will not fall off and will not rust. Easy to install and clean. 【Tension Springs】Applicable to recliners, sofa chairs, can also be used in: bicycles, toys, lamps, furniture, hardware, electrical appliances, etc. 2PCS 3-5/8" inch Replacement Recliner Sofa Chair Mechanism Tension Springs - Long Neck Hook Style