Product Information:This,lawn mower extension spring 52401,Extension Spring – Replaces part numbers T 52401, HG-51399, HG52401. Size: 0.63 × 2.05 inches. Compatibility;This Compatible with Hydro Gear models:CC30 Hydro Mini Rider, CC30H Hydro Mini Rider, CC30-H Hydro Mini Rider, ENFORCER 44, ENFORCER 48, ENFORCER 54, i1042 & ZTT42, i1046, i1046 & ZTT46, i1050 & ZTT50, PRO HW 300 336 Usage Scenarios：This Replacement for zero-turn lawn mower drive system springs，Maintains necessary tension in the drive system，Suitable for outdoor environments, withstands vibration, impact, and wear Material & Construction：This Made of metal material with good tensile strength and elastic recovery. Designed for long-term repeated stretching and rebound. Packaging Information：This lawn mower extension spring 52401，2-Pack (includes 2 extension spring) After-Sales Support：This lawn mower extension spring，Please verify dimensions and model compatibility before purchasing. If you have any questions, feel free to contact us. ASIN B0FJ8ZGSQQ Item Weight 1.3 ounces Manufacturer China Item model number 52401 Product Dimensions 1 x 0.97 x 1 inches