napinacz lancucha dartmoor simple ridehubThe Dartmoor Simple is a minimalist chain tensioner with a lower arm, designed for maximum functionality with minimal weight. An aluminum backplate with precision CNC milled holes reduces weight without compromising strength, while a sealed bearing roller ensures smooth and quiet operation. It can be used with a bashguard in a double chainring configuration, making it a versatile solution for riders who prefer a variety of drivetrains. Mounts to the