Available in black. 

This is a Dual sided S-Biner.

Attach your keys, water bottle and much more with this fast adjusting handy metal clip made by Stainless Steel.

Available in a variety of sizes to suit your purposes. 

Size #3

size - 2.67" x 1.18" x 0.26" 

Weight - 17g

Weight rating up to 25LB