What is the weight of a ringtail cat?

The following animals are known as Ringtails:

* Ring-tailed Cat, Bassariscus astutus * Ring-tailed Ground Squirrel, Spermophilus annulatus * Ring-tailed Lemur, Lemur catta * Ring-tailed Mongoose, Galidia elegans * Ringtail possums, family Pseudocheiridae Cinereus Ringtail Possum, Pseudochirulus cinereus Common Ringtail Possum, Pseudocheirus peregrinus Western Ringtail Possum, Pseudocheirus peregrinus occidentalis Coppery Ringtail Possum Pseudochirops cupreus D'Albertis' Ringtail Possum, Pseudochirops albertisii Green Ringtail Possum, Pseudochirops archeri Herbert River Ringtail Possum, Pseudochirulus herbertensis Lemuroid Ringtail Possum, Hemibelideus lemuroides Lowland Ringtail Possum, Pseudochirulus canescens Painted Ringtail Possum, Pseudochirulus forbesi Plush-coated Ringtail Possum, Pseudochirops corinnae Pygmy Ringtail Possum, Pseudochirulus mayeri Reclusive Ringtail Possum, Pseudochirops coronatus Rock Ringtail Possum, Petropseudes dahli Vogelkop Ringtail Possum, Pseudochirulus schlegeli Weyland Ringtail Possum, Pseudochirulus caroli from Wikipedia

Please be more specific about what particular animal you are asking about.