The Blunt Air Cleaner is Roland's smallest filtered air cleaner and features more leg clearance with a high flow filter. Simple, yet aggressively detailed styling keeps the Blunt focused on getting as much clean air into your motor, with as little ergonomic impact as possible. Features High volume filtration K&N air filter, hidden crankcase breathers, revolutionary backing plate that promotes smooth airflow into the carburetor or throttle body. The smaller filter element gives more knee clearance. RSD Contrast Cut product starts with a finely machined polished and black anodized part which is re-machined to bring out the design highlights. Also available in chrome or with RSD's exclusive two-tone "Black OPS" or two-tone "Machine OPS" finishes. Close attention is paid to machine pattern and quality to ensure the best and cleanest machine work. Filter has a 4.5" (11.5cm) outer face. Includes slotted breather bolts, oil tubes and mounting hardware.