Feature Highlights: 1. Versatile & Secure – This pull pin knob makes adjusting your fitness equipment quick and secure, keeping everything firmly in place during workouts. 2. Durable ABS Build – Made from tough ABS material, it resists wear and tear even during intense exercise, so it lasts longer. 3. Sleek & Low-Profile Design – The clean black finish looks great on any machine and works smoothly without getting in the way. 4. Easy to Install – No tools or experience needed. You can replace old knobs in seconds and get back to your routine. 5. Wide Compatibility – Fits most exercise bikes, weight benches, and other gym gear—perfect for home or commercial gyms. Product Details: This 6-piece pull pin knob set is built for easy, no-fuss adjustments on fitness equipment. The sturdy ABS construction handles heavy use without cracking or wearing out. Its compact size doesn’t take up space, and the simple design blends in while providing reliable performance. Whether you’re upgrading home gym equipment or maintaining machines in a professional setting, these knobs offer a practical, durable replacement option. Specifications: - Color: Black - Material: ABS - Size: 6.50 × 4.00 × 4.00 cm / 2.55 × 1.57 × 1.57 in - Diameter: 38 mm - Package Includes: 6 × Pull Pin Knobs