Chain tensioner with guide roller and spring for 110cc/125cc/140cc ATV/Quad bikes – Alloy metal, 15mm diameter

🔧 General Description: Roller chain guide with spring tensioner for ATVs, dirt bikes, and PIT PRO mini bikes (110cc, 125cc, 140cc). Ideal for DIY enthusiasts looking for precise, automatic, and long-lasting chain tension. Protects the swingarm, guides the chain without slippage, and naturally compensates for chain stretch. 📐 Technical Specifications: Type: Guided roller chain tensioner; Inner diameter: 15 mm (0.59 in); Material: Metal alloy + reinforced ABS; Key feature: Improved torsion spring, thicker wire, extended stroke; Contents: 1 x Roller chain guide tensioner. ⚡ Installation: Quick and intuitive installation—no complex tools required. Direct mounting to the frame or swingarm. Designed to perfectly fit PIT PRO Quad, Dirt Bike, and ATV 110cc–140cc models. ⚙️ Operation: Continuous operation: automatically adjusts chain tension as the chain stretches. Reduces wear, improves power transmission, and ensures smooth operation. Perfect for intensive trail riding or off-road use. ℹ️ Other information: Designed specifically for PIT PRO quads and dirt bikes in the 110cc to 140cc range. No frequent manual adjustments required—saving time and increasing reliability. Compatible only with models with a 15mm bore.