<ul><br /><li>10 reversible Sprocket nose Bar for efficient pruning of branches</li><br /><li>Translucent Bar oil tank with adjustable automatic chain Lubrication for efficient operation</li><br /><li>Steel drive shaft for less vibration and longer equipment life</li><br /><li>Quickly attaches to power head for easy operation</li><br /><li>For use with Makita couple shaft power heads</li><br /></ul>"