This rear brake fluid reservoir cap is designed specifically for the Softail range. Rounded lines reflect the mood of the entire range of accessories and, together with the front brake cap, it completes front-end styling perfectly. Made from billet aluminum, which has been anodized and polished for that perfect finish. This rear brake fluid reservoir cap is designed specifically for the Softail range. Rounded lines reflect the mood of the entire range of accessories and, together with the front brake cap, it completes front-end styling perfectly. Made from billet aluminum, which has been anodized and polished for that perfect finish. This rear brake fluid reservoir cap is designed specifically for the Softail range. Rounded lines reflect the mood of the entire range of accessories and, together with the front brake cap, it completes front-end styling perfectly. Made from billet aluminum, which has been anodized and polished for that perfect finish.