Timney Triggers Alpha Competition, Pivot Trigger, 3LB Pull Weight, Fits GLOCK Genertion 5, NP3 Coated, Black Alpha Glock Pivot 5 Black Timney Triggers has been around for nearly 80 years. The Timney Alpha Competition for Glock Series of triggers answers the call for a trigger that matches the reliability of the Glock system" while maintaining the same great feel of a Timney trigger.