DMD6017 Set of 3 John Deere 48" Lawn Mower Blades E140 E150 E160 E170 GX21786 GX21785

set of 3 John Deere 48" Lawn Mower Blades E140 E150 E160 E170 GX21786 GX21785   XHT (Xtreme Hardness & Toughness) blades feature a unique steel that incorporates boron, carbon, manganese, and other materials that ensure its strength. The blades are heat treated with the patented and independently tested Marbain heat-treating process. This process makes the blades 25% - 40% harder than standard lawnmower blades, making them the longest-lasting, safest, and most impact resistant lawnmower blades on the market. •  (3) blades for 48" cut. Fits LA series tractors. Center Hole   7 lobe Length   17" Type   Mulching Width   2-1/2"   Crossed From: AM137757 JOHN DEERE AM137758 JOHN DEERE AM141035 JOHN DEERE AM141036 JOHN DEERE GX21785 JOHN DEERE GX21786 JOHN DEERE GY20852 JOHN DEERE M96616 SHOUP 11595 ROTARY 228461 LOWES 330-445 STENS 330445 STENS 50-2081 WINDSOR 502081 WINDSOR 91853 LASER SALES 92-104 OREGON