The ELF Drop-In Trigger maintains the Elftmann Reputation for quality, craftsmanship and customer service in an affordable package.  The mid-weight hammer combined with our exclusive .043 double double wound polished piano wire hammer spring provide reliable ignition and fast lock time.  Made of wire EDM machined, hardened A2 tool steel and lightweight aircraft-grade aluminum.  Extremely shot takeup, clean crisp break and very short, positive reset.  Non - Adjustable 3.5lb pull weight, non-skeletonized trigger shoe and not bearings...but we'll put it up against any trigger made - except our performance series utilizing sealed bearings.  Available with curved or straight shoe.