Nite Ize S-Biner 360 SlideLock Dual Carabiner Size 4 Black. We Took Our Popular S-biner Slidelock For A Spin Integrating A Swiveling Core That Allows You To Independently Rotate Either Side For Easy Access. The Free-spinning Center Enables You To Position The Carabiner As You Like And The Items It's Holding. Perfect For Clipping Keys Water Bottles Plants Decor And More S-biner 360 Is Available In 3 Sizes With Individual Weight Ratings From 20 To 50 Lbs. Its Durable Zinc Alloy Body Is Built To Withstand Years Of Daily Use With Stainless Steel Slidelock Gates That Lock Independently For Ultimate Gear Security. Package Contents: Nite Ize S-biner 360 Slidelock Dual Carabiner Nite Ize SBLR4-01-R3: S-Biner 360 SlideLock Dual Carabiner Size 4 Black