OEM Number: F016F04557. - Fits Models: ART 23 SL (3600HA5000), ART 23 SL (3600HA5070), ART 2300 (3600HA5002), ART 23-28 (3600HA5001), ART 26 SL (3600HA5100), ART 26 SL (3600HA5170). 6 x Spool Cover. - Made of high quality material, durable and practical to use.