Compatible with:for Deck belt tension spring part number:GX21582 GX20377,compatible with for L120 L130 X140 145 D140 D150 D155 D160 D170 G110 LA130 LA140 LA145 LA150 LA155 LA165 LA175 X165 for Lawn Mower.Fits for 1642HS, 1742HS Mower Deck.'s L2048, L2548 Mower Deck. Sturdy and robust:GX21582 deck spring made from steel, ensuring and reliability. Easy installation:GX21582 Mower Deck Belt Tension Spring easy installation, Good elasticity:The GX20377 lawn mower spring has good elasticity, even if it works for a long time, it can restore its appearance, ensuring your long-term use. Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:Black Material:iron Package Contents: 4-Pack GX21582 Deck Belt Tension Spring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.