This line trimmer bump feed knob is an authentic OEM part from Craftsman for trimmers and weedwackers. This part lets go of the cutting line when you bump the line trimmer bump feed knob on the ground while the spool is spinning. There are no tools you need to replace this part. This line trimmer bump feed knob is made of plastic and is sold individually.
Bump Knob 791-153066B
OEM part for: MTD, Ryobi
Part Number: 791-153066B
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Product Description ?
- Classification: Part
- Weight: 0.05 lbs.
- Also Known As: Bump Cap, Bump Cover, Spool Cover, Bump Knob
- Shipping: Ships Worldwide
Frequently Purchased Together ?
Compatibility
This Bump Knob will fit the following 463 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
This item works with the following types of products:
- Trimmer Parts
This part replaces obsolete part #: 791-153066
Repair Videos ?
Step-by-step instructions for removing and installing the bump knob on your Bolens string trimmer....
June 25, 2018
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Customer Part Reviews ?
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Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
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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.
Does this fit my product?Questions & Answers for Bump Knob
Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Lost the bump head knob
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Parts Used
The Bump Head Knob Assembly would not come off so I had to hack saw it off.
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, My fingers
Parts Used
Broken bump head
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set
Bump feed knob for line trimmer
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, A little grease
Parts Used
bumper broke
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, my hands
Parts Used
The OEM bump knob just wore itself out after 13 years
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, My hand
Parts Used
Worn out. It is 6 years old
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Wrench Set
Housing stripped out
Tool Type
Trimmer
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Pliers
Bump Knob would not advance trimmer line
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Pliers
Parts Used
The original knob had broken and would not allow advancement of the trimming string.
Tool Type
Trimmer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, Slip-joint pliers
Parts Used
The new knob screwed on very easily and the trimmer works like the day I bought it.
OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.