This is an Adjustable Front Shock Set (2) by GAZ for a Triumph TR3 and TR4. GAZ shocks have a Zinc plated body that resists salt spray and road grime and looks great. Every unit is fully tested when dispatched from the factory with an individual dynometer report to insure quality. With this shock you get a 30 point rotary adjustments providing the facility for fine tuning without the need to remove the shock absorber from the car. We believe that GAZ shock absorbers strike the ultimate balance between comfort and performance road holding, you will not be disappointed.