NIUNIU Flexible spring coils are made from Zinc plated that provides extra durability for the right amount of tension. Versatile set includes a wide range of sizes for shop and home repairs. Includes plastic storage case for easy organization and size chart label to identify spring sizes. Fix a pull-down screen in your motorhome, repair your swinging camper door, gate latch, printer, or even use as a cage spring lock,etc. Tension springs replacement kit is a selection of tension-giving spring devices in different sizes and styles so you do not have to waste time and money searching at the hardware store for that one spring. Delivery Quantity: 1 set of 200pcs, Package Contents: Only the above package contents, excluding other products. Size: box length 210MM X width 110MM X height 30MM Compression spring: 7*13=10pcs, 6*12=pcs, 5.5*27=10pcs 9.5*16=6pcs, 9*18=12pcs, 9*35=8pcs, 5.5*38=10pcs, 7*19=10pcs Tension spring: 5*10=10pcs, 5.5*14=10pcs, 6*10=10pcs 8*13=8pcs, 7.5*17=10pcs, 8.5*26=12pcs 8*50=12 (without ears) 7*55=12, 4*70=12 5*34=8pcs, 7*25=10pcs, 8*23=10pcs (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: silver (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)