MSA10021661 / 10021661 LANYARD ADJUSTABLE SHOCK ABSORBING Dyna-Brake® Shock Absorbing Lanyard Strong and durable, Dyna-Brake® 6' Shock Absorbing Lanyards use rip-stitch technology to keep fall arrest forces below OSHA and ANSI requirements. Available in single-leg or twin-leg configurations, Dyna-Brake® Lanyards are constructed of 1" wide adjustable nylon webbing with a variety of snap hooks. Both meet ANSI Z359.1, ANSI A10.14 and OSHA Standards. The Dyna-Brake® Single-Leg Lanyard with HL2000 snap hooks is CSA certified as well.