This is a replacement spool bump knob to fit the Oregon 55-993 trimmer head

EG6500CL AT1

3-1/4" Center-to-Center

Replaces part number 24 853 169-S

Replaces 71563

Robalon A101BD Skid Shoes for MTD 790-00091-0637/790-00141 related-briggs-and-stratton-844545 This is a replacement spoolRobalon material is salt, age and wear resistant, lasting up to five times longer than painted steel skid shoes and up to four times longer than stainless steel or molded plastic skid shoes. And because they aren't made from steel, rust spots from old skid shoes on garage floors or scrape marks in driveways, sidewalks and patios are now a thing of the past. Unlike many OEM skid shoes, Robalons are reversible which make them more cost effective than a