Aftermarket CategoriesAir Cleaners and Accessories Boot Brushes Bug Shields and Bug Deflectors Bulbs Bumpers and Accessories Cab Racks Chain Hanger Deck Plates/Deck Covers Door Accessories Electronics Emblems Exhaust Stacks Exterior Lighting and Accessories Fenders and Fender Guards Grills Hats, Shirts and Novelties Headlights Hoods Hood Ornaments Horns Hoses and Accessories Interior Accessories License Plates Mud Flaps and Accessories Polishing Rear Panels Safety Signs and Straps Seat and Seat Accessories Side Fairings Sleeper Panels and Cab Extensions Steering Wheels and Accessories Steps and Accessories Switch Plates and Trim Tool and Battery Boxes Towing Accessories Trailer Accessories Wheel Accessories Window Accessories Menu Item Recently Viewed Products +3 C.B. On/Off/Volume/Squelch Knob with Diamond in Different Colors 21785 $8.04 In stock Quantity: 1 Add to Bag Product Details Manufacturer: United Pacific Part #: 21785 Chrome Aluminum C.B. Knob Available with Crystal Diamond in Amber, Blue, Clear, Green, Purple, Red Warranty 6 Months Save this product for later Favorite Track Orders Favorites Shopping Bag Sign In Display prices in: USD Parts and merchandise in stock will typically ship within 24-48 hours. All other orders usually ship within 2-4 weeks. Please call for shipping details.