We offer discount for large quantity. Welcome to the 8-Pack RC-100-P Replacement Spool Cover and Spring for Black-decker AFS Trimmer GH600 NST2018 CST2000RC-100-P Replacement Spool Cover designed for use with string trimmers that use afs automatic spool feeding. Compatible with AFS BLACK+ DECKER trimmer models GH400, GH500, GH600, CST1000, CST2000, NST2018, ST7000, ST6600 and ST7700. It saves you from having to buy a new trimmer. The replaceable spool cap is easy to . Includes 8-pack 385022-03 bobbins and springs. RC-100-P Cover Spool Replacement & Spring for Black-decker AFS Trimmer GH600 NST2018 CST2000Feature:Ideal spare spool for Black+ Decker string trimmer. (A spring is not required for cordless trimmers.)Easy to install and saves you from having to buy a new trimmer. Color: Orange Material: Plastic + Metal Package Content: 4 x Replacement Spool Cap 4 x Replacement Spring Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm. About UsWe provide good product with best price, we support wholesale order/