The IK HC TR 1 Head Trigger Replacement is a high quality trigger for your IK Multi TR 1 Trigger Sprayer! When detailing, spray bottles allow us to quickly and efficiently apply our favorite detailing chemicals to various surfaces on any vehicle we are working on. The only issue we can come across is chemical strength or sheer overuse can cause trigger sprayers to fail or give out over time. With the IK HC TR 1 Head Trigger Replacement, you can pick up a few triggers to keep on hand in case you ever need them!