Perfect Match: Outer diameter: 5.25 inches; Inner diameter: 4.3 inches, can replace 51528000, 51537200; Fit for Ariens Ikon-X 52 Edge 52 with 52 inch decks, fit for Gravely ZTX 52, ZT XL 52, ZTX Stealth 52 with 52 inch decks, please carefully check the model and size to ensure suitability Excellent Durability: This lawn mower spindle is made of high-strength steel, which is wear-resistant, corrosion-resistant, anti-aging, and has excellent durability, it can be used for a long time, not easy to rust or damage Flexible Use: After installing our mower spindle, can quickly restore the performance of the lawn mower, ensure the smooth operation of the lawn mower, and make it easy for you to trim the lawn with flexible use Efficient Operation: Our mower blade spindle can directly replace old one, which not only effectively extends the service life of the lawn mower, but also helps you improve work efficiency and meet various lawn mowing needs Easy Leveling of Lawn: 1 x Lawn mower blade spindle replacement, 4 x Nuts, precision machined spindle ensures stable rotation of blades, efficient and precise cutting, quick lawn trimming, making your lawn more beautiful Compatible Models:
Fit for Ariens Ikon-X 52 with 52 inch decks
Fit for Ariens Edge 52 with 52 inch decks
Fit for Gravely ZTX 52 with 52 inch decks
Fit for Gravely ZT XL 52 with 52 inch decks
Fit for Gravely ZTX Stealth 52 with 52 inch decks
Replacement Parts Number: Replace 51528000, 51537200

Excellent Durability:
This lawn mower spindle is made of high-strength steel, which is wear-resistant, corrosion-resistant, anti-aging, and has excellent durability, it can be used for a long time, not easy to rust or damage

Flexible Use:
After installing our mower spindle, can quickly restore the performance of the lawn mower, ensure the smooth operation of the lawn mower, and make it easy for you to trim the lawn with flexible use