.30-06 Outdoors 30-06 Outdoors X-Fuel 325 Crossbow, Rail Lube, XF-1

And the X-Fuel 325 Crossbow String lube can be the difference between a great shot and a miss. The No. 325 is a premium rail lubricant that repels powder and other debris that can get caught in the string as it's slid across the rail.