Fitment - Solid Telescopic Stabilizer Compatible with Kubota Tractor: L3700SU, L2501, L3301, L3901, L4701, L2600, L3000, L2800, L3400, L3200, L3800. Functions - Replacing the old telescopic stabilizer, made it easier to connect equipment and have full range of motion. If there are no wheel spacers and with the r4 tires, this will cause when the power link arms are at the widest, these stabilizers will be close to the tires. Material - Manufactured from first-class steel for superior strength and durability, powder-coated surface provides product protection. Package - You will get Solid Telescopic Stabilizer X1, Mounting Hardware. NO instruction included. Installation - Bolt-on installation. Professional installation is highly recommended.