Each Kit includes (2) parts.

Kit consists of;  (1) upper and (1) lower 1/2" - 20 stainless steel or Aluminum shock nut with double tapped through hole for 8/32" and 10/32" shock sensor eyelets. 

Works on both 1/2" diameter shock sensors and 1" diameter bodies. 

(1) "kit" mounts (1) sensor.