The plastic carabiner Grimlock is made of high quality acetal, which is a thermoplastic polymer with semi-crystalline structure.

It is used to fasten accessories, straps, and additional gear. It is compatible with the MOLLE system . The new buttonless carabiner design improves overall reliability and comfort when wearing gloves. The use of acetal also contributes to enhancing the wear resistance, rigidity, dimensional stability of the product, and also makes it lighter.