Overview Reviews Product Description Autotrigger Shoulder Pin for Autotrigger Kits. This is the pin that is attached to the pump arm and is used to make the autotrigger lever move back and forth as the gun is pumped. This is for 1 Pin Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Autotrigger pump arm Pivot / Shoulder Pin Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments Customers Also Viewed Quick view Autotrigger pump arm Pivot / Shoulder Screw $3.50 Add to Cart Quick view Slide Frame Autotrigger Kit $59.99 Choose Options Quick view Niche Autotrigger Kit (Gat Products) $39.99 Add to Cart Quick view AutoCocker Low Pressure Valve Lower tube Kit - Complete $65.00 Add to Cart