Home / Lawn & Garden / Parts / Lawn Tractor Hex Bolt 64123-90 Lawn Tractor Hex Bolt 64123-90Price Not Available Price may not be up-to-date. Out of Stock View Product Part Number: 64123-90 Brand: COMMERCIAL GROUND CARE (BOBCAT) Seller: Sears PartsDirect Categories: Lawn & Garden, Parts Possible Matches$31.99Lunarable Blue Floral Flat Sheet, Russian Traditional Composition w... Description This bolt (part number 64123-90) is for lawn tractors. Follow appropriate safety practices when installing bolt 64123-90.