3 USA made lawn mower blades fits Spartan 438-0002-00 RT & SRT 61" Decks

3 USA XHT MARBAIN BLADES DIXON HUSQVARNA 539105711 21" BLADE NOTCHED 539-10-5711 Why ProPartsPlace?Fastest Shipping! Ships same day or next business day!Reasonable Prices!Great Feedback!Excellent customer service!REPLACEMENT XHT BLADESExtreme Hardness ToughnessMADE IN THE USA!Increased hardness (between 48-52 on the Rockwell Hardness Scale), without brittlenessGreater yield strength—the strongest mower blades on the marketBetter impact toughness (ANSI-S483 compliant)Increased resistance to bendingHigher wear resistanceReduced weightFaster start/stopLess wear on PTO clutch breakLower fuel consumptionLast longer and need to be sharpened less frequentlyOur patented MARBAIN material is a durable, cost-effective alternative to abrasion resistant steel and other manufacturing materials This sale is for 3 replacement XHT blades. Replaces the following OEM part numbers:HUSQVARNA539-10-57-11Blade specsCenter hole: 5/8"Width: 2-1/2"Thickness: .197"Length: 21"·         Disclaimer: We list model