Does this part fit my model?
Need help finding your model number?This is a genuine manufacturer-sourced part which is specially designed for Black and Decker string trimmers. The knob is used to adjust the auxiliary handle. To install the knob requires no tools, simply twist the knob into place on the auxiliary handle. This part is made of plastic and is sold individually.
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We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Ran over my B&D electric 40V grass/weed trimmer w/ my 0-turn mower. Bent the tube assembly and broke a few other pieces. Still worked but looked terrible.
Gary from Alliance, Ohio
Knob broke off the handle
Joseph from Palm Coast, Florida
| Brand | Model Number | Description |
|---|---|---|
| Craftsman | 90098020 | Trimmer - Trimmer/Edger |
| Black and Decker | 98020SE | Trimmer - Lst136 - 40v String Trimm |
| Craftsman | CMCST98020E1 | Trimmer - 40v Max Li-Ion Strin |
| Black and Decker | LST136 | Trimmer - 36V String Trimmer |
| Black and Decker | LST136B | Trimmer - 40v Lith Str Trimmer |
| Black and Decker | LST400 | Trimmer - 12" 20v MAX Lithium High Performance Trimmer and Edger |
| Black and Decker | LST400-1 | Trimmer - 12in 20v Max String Trimm |
| Black and Decker | LST420 | Trimmer - Cordless 20V Lith String Trimmer |
| Black and Decker | LST540 | Trimmer - 40v Brushless String |
| Black and Decker | LST540B | Trimmer - 40v Brushless String |
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
