
42mm Best Seller High Quality L Bracket Survey Prism for Road Monitoring Surveying Mini Optical Reflector Prism Bar. Customizable Options: Custom coating (Copper/Silver), diameter, frame material, and packing available. Durable Construction: Made of BK7 glass prism with metal holder, coated copper/silver for durability. Pinpoint Accuracy: Built-in leveling bubble and attachable spike ensure precise land surveying results. Wide Application: Ideal for road monitoring, geographical surveying, and total station distance measurement. Fast Delivery: Inventory items ship in 5-10 workdays; customized products in 2-3 workweeks. Secure Payment: Supports T/T, PayPal, Western Union, Credit Card with 9+ years trade reputation. Sample Testing: Free samples available for quality testing before placing large orders.