Truth 13317 Nexus 16mm 2-Point Sliding Door Lock Giesse straight top link assists with

straight top link assists with smooth and consistent window movement

center grooved

it is intended as a direct replacement for worn or damaged assemblies within the Encore multipoint locking system

It's a good replacement choice for older wood windows where the original hardware has worn out

Truth 13317 Nexus 16mm 2-Point Sliding Door Lock Giesse straight top link assists withTruth 13317 Nexus 16mm 2 Point Sliding Door Mortise Lock Extended Hooks, Short Face, Stainless Steel This is the Truth Hardware Nexus 2 point mortise lock designed for sliding glass patio doors. Two hooks engage the keeper at the top and bottom of the lock body, pulling the door tight against the frame for a secure closure. This version features extended hooks with an adjustment range of 0. 36" (9. 1mm) to 0. 49" (12. 4mm), making it a good choice