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BlueStars 537338701 Trimmer Head Bump Knob
✅ In stock
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Grade
Analysis Confidence
13%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
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Price verified Sep 25, 2026 6:59 PM · Prices & availability subject to change
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📝 Product Overview
🏪 Sold by
Blue Stars LLC
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓IMPORTANT NOTE: Please check the measures and your engine's model carefully before purchasing to guarantee that you receive the correct parts. Width: 1.77 inch, Length: 1.77 inch
✓EXACT REPLACEMENT: The Bump Knob is made exactly fit for Specific Husqvarna model part 537338701. Compatible with 124L 125L 125LDx 128L 128LD 128LDx 128R 128RJ 223L 223R 26LC 32LC 124C 122C 125C 128C 128CD 322C 323C 325C 25Cx and 26Cx. Will also fit other Husqvarna brands that require this part number: AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, Sears, Weed Eater.
✓FIX YOUR BROKEN TRIMMER: Our Bump Knob will replace your broken or worn-out bump knob, and help your trimmer to impact the ground to release the trimmer line. R BROKEN TRIMMER: Our Bump Knob will replace your broken or worn-out bump knob, and help your trimmer to impact the ground to release the trimmer line. Please check your engine model and part number before purchasing.
✓RUNS SMOOTHLY: Our high-quality and super durable Bump Knob will keep your trimmer head feeding like new, ensuring very smooth running and the best performance for your trimmer.
✓EXTREMELY DURABLE: The Bump Knob is made of impact-resistant plastic and has a durable construction that promises great durability while reducing the risk of breaks or cracks.
✓100% LIFETIME PROTECTION: Enjoy reliable performance with our lifetime protection, ensuring that your product will always be covered for any defects or issues that may arise
⚙️ Specifications
Material
Plastic
Brand
BlueStars
Color
Blue
Style
Pack of 4
Product Dimensions
1"L x 1"W
Style Name
Pack of 4
Shape
Round
Finish Types
Finish
Item Dimensions L x W
1"L x 1"W
Item Weight
36.29 g
Unit Count
4 Count
