All the nodes for the other styles exist, but haven’t been set yet for download. As of April 2017, the only weapon styles available for immediate play include 1-handed swords on back, daggers on back hip, and Belt-fastened Quivers (BFQ) with bow.
In TES V: Skyrim Special Edition, moving weapon position style or adjusting weapon positions for better fit on your character is a fairly straight-forward process by editing the custom skeleton, “XP32 Maximum Skeleton Special Extended” (XPMSSE) by Groovtama. Skyrim Frostfall and Survival Armor Edit for Warmth Show Your Tail With Campfire Cloak In Skyrim Convert Black Sacrament Armor to SE Step-by-Step