What is the name of a divice that tightens around a 2mm string so that it cant be tugged and pulled though becuase its held in place
a coupler/saddle?
>>7961507
Held in place by friction to be more specific
>>7961531
Its like a cord stoper except unlike a cord stoper it only stops the cord when you pull on it
>>7961541
Pic for referance
>>7961507
A sphincter
>>7961507
On a sailing boat you'd call a bigger version of that device a Jam Cleat or maybe Cam Cleat.
http://www.riggingandsails.com/rigging-sails-glossary.shtml