Springless Cordlocks

These are special cord locks with the whole part acting like a spring. The C squeezes together and the cord is inserted into the hole. Fits up to 1/8-inch shock cord or 2 1.75 mm cord. I am calling them Darth Vader and 3CPO after the characters they look like.

Specs
Weight per each C3PO 0.28 grams, Darth 0.42 grams Materials Acetal Common Uses stuff sacks, ditty bags, backpacks, quilt suspensions