The Warne QD XSKEL cantilever mount features patent pending dual quick detach levers and is constructed from 6061 T6 aluminum for a lightweight and rigid foundation perfect for AR rifles.Warne QD XSKEL Extended Cantilever Scope Mount34mm scope tube compatibilityDual Quick Detach levers for fast installation and removalExtended skeletonized design reduces weight while maintaining strengthSteel threaded inserts ensure steel-on-steel contactMSR Ideal Height for proper cheek weld on flat top rifles6061 T6 aluminum constructionReturn-to-Zero performanceIdeal for modern scopes on AR rifles this mount provides a generous forward cantilever position while delivering the reliable return-to-zero performance that Warne is known for.