Find the right part faster
Multiple models matched. Select your model to confirm fit.

Knob-Star 5/16-18

Wing nut knob for handle

Knob-handle

Knob, drive shaft

Knob

Knob
Ensure the longevity and efficiency of your Bolens string trimmer by opting for genuine OEM knob replacements from Repair Clinic. These replacement string trimmer parts are engineered to maintain the manufacturer's warranty and offer a precise fit for your specific model. A faulty or worn knob can hinder the performance of your weed eater, leading to operational challenges. By choosing authentic Bolens weed wacker parts, you safeguard your equipment's reliability and ease of use. Our extensive inventory allows you to find the exact knob needed, facilitating straightforward repairs and maintenance. Explore our selection of Bolens string trimmer parts today. For more general needs, visit our replacement parts page to order replacement parts online and keep your equipment in prime condition.
Maintaining your string trimmer is essential for efficient operation, and replacing worn parts like the knob can make a significant difference. Below are some FAQs to help guide you through the replacement process.
To replace the knob, first make sure the trimmer is turned off and unplugged. Remove the old knob by unscrewing it, then align and screw in the new knob securely. Ensure it's tightened properly to avoid operational issues.
You can purchase genuine Bolens string trimmer knobs at Repair Clinic. We offer a wide selection of lawn & garden equipment parts, including Bolens string trimmer parts, with a price match guarantee and fast shipping.
Common issues include a faulty spark plug or a clogged carburetor. You can replace the spark plug and clean or rebuild the carburetor. If the problem persists, consider inspecting the air filter and replacing it if necessary.
Repair Clinic is your go-to source for genuine OEM replacement parts. We offer same-day shipping and a 365-day return policy, ensuring you never overpay and can confidently tackle your repairs. Explore our extensive selection of Husqvarna string trimmer parts for additional needs.


Find the exact Bolens string trimmer knob replacements you need with ease. Our online platform allows you to quickly search using model or part numbers, ensuring compatibility with your equipment. Enjoy the convenience of same-day shipping, No-Hassle 365-Day Returns, and a Price Match Guarantee. Whether your current knob is worn or broken, our genuine OEM parts will restore your trimmer's functionality. For common issues like knobs that don't engage properly, replacing them with high-quality parts can make all the difference. Our site also offers helpful resources such as repair guides and troubleshooting tips, empowering both DIY enthusiasts and professional technicians. For more assistance with other string trimmer problems, visit our String Trimmer Repair Help section. Explore our comprehensive selection of Bolens String Trimmer Parts to find everything you need for maintenance and repairs.
Finding the correct Bolens String Trimmer replacement knob requires knowing the trimmer's model number. Typically located on a label or sticker, the model number can be found on the trimmer's shaft, near the engine, or under the debris shield. Use this number to ensure you order the correct replacement knob. Ordering Bolens String Trimmer parts online is straightforward with model number lookup, allowing homeowners and technicians to easily find and purchase the necessary repair parts. For other parts like Troy-Bilt carburetor parts, having the model number is essential for accurate selection and quick online ordering.

Finding the right knob for your Bolens String Trimmer is simple with our dedicated support team. At Repair Clinic, we offer expert guidance and genuine OEM replacement parts to ensure your trimmer runs smoothly. Our customer service is available seven days a week via live chat for quick assistance. Easily locate the precise replacement part using our model/part number lookup tool. If your trimmer won't start, it might be due to a faulty spark plug. Simply replace it with our genuine parts. Enjoy a no-hassle 365-day return policy and a price match guarantee. Access easy-to-follow repair videos to tackle common issues like a trimmer head that won't spin. If the trimmer line won't feed, rewinding the spool or replacing the bump knob can help. Trust Repair Clinic to support your DIY projects with confidence.

Learn the correct way to replace your string trimmer line for optimal performance. Follow these simple steps to ensure smooth trimming and prevent frustrating tangles or breakage.

Is your string trimmer head not spinning? Common causes include a worn drive shaft, faulty clutch, broken trimmer head, or tangled line. Diagnose and fix the issue with these expert tips.

A faulty spark plug can cause engine misfires, hard starts, rough idling, or power loss. Learn how to recognize bad spark plug symptoms and when to replace them for smooth operation.