Aerial Dancing Flying Hardware Kit for Lyra We have best quality, smoothest hardware for use in your aerial dancing and aerial silks mounting kits. Our ball bearing Swivels will not wobble or bind, the Carabiners are strong and auto locking. One (1) Ball Bearing Swivel - 7875lb Breaking Strength Two (2) Auto Locking Carabiners - 5175 lb Breaking Strength Ships from OmniProGear