Features High Efficiency: Brick liner has a spring loaded clip to securely clamp the brick, which provides bricklayers with a quick way to run accurate brick lines. Function: You can install a solid rubber pad on the brick. The rubber pad grips the brick surface tightly and does not need to maintain perfect tension during installation. Easy to Use: The characteristic is that the accurant line slot is in the outer jaw, and the brick wire can easily run around the inner and outer corners. More Practical: Entitled with practical adoptability, such leveling tool's high quality can keep its high performance for a long time. Full Satisfaction: If you’re not 100% satisfied with your purchase, please get back to us, we will try our best to make sure your full satisfaction. Specification: Item Type: Brick liner Material: Plastic Color: Red Size: Approx. 16.4 x 6.4 x 4.5cm / 6.46 x 2.52 x 1.77in Application: It is suitable for the positioning of hydraulic wallworkers. It is characterized by accurant wire grooves on the outer jaw, and the brick wire can easily run around the inner and outer corners. Package List: 2 x Brick Liner  Note: Manual measurement, due to manual measurement, please allow 1-3mm error. Thanks for your understanding. Package List 2 x Brick Liner