Quick view Magnum Research Magnum Research Magnum Lite, Mag Rtbar16gt 22lr 1022td Bbl 16.5in Sr Carbon $374.63 $287.21 Magnum's 10/22 barrel features a patented uni-directional graphite carbon fiber construction that dissipates heat, so the barrel stays up to 43 percent cooler than steel barrels.It is compatible with all ruger 10/22.22lr takedown model.Caliber Or Gauge:... Compare Add to Cart