The Sportsman Ultra Light HD .36 is a lightweight, affordable suppressors designed by hunters for hunters. Full 17-4 Stainless Steel construction brings a new paradigm of durability to the Sportsman Ultra Light family of suppressors, hence the HD (High Durability) designation. Tubeless laser-welding, a silencer technology pioneered by Griffin, affords near-titanium weights using much more durable 17-4 H900 heat-treated stainless steel.