Shock Cord

Kevlar shock cord is incredibly strong for its weight and is heat resistant, so it makes a great shock cord in model rockets. Bonded Kevlar cord is treated to resist fraying, and is a bit stiffer and more slippery than other string, which makes it easier...

Aerotech's elastic shock cord is a strong, springy shock cord suitable for mid power rockets. 3/8 inch diameter, and available in 2 different sizes: 6 feet or 8 feet in length. This shock cord is not heat resistant, so it is best to use it in conjunction...