Welcome to Allen Instruments online store Welcome to our online store Topcon AT-B4A 24x Auto Level SKU 1012379-53 $310.00 In stock Quantity: 1 Add to Bag Product Details Features & Benefit 24x Magnification Compact Fast Solid User-friendly Resistant to vibration, shock and other environmental conditions Meets JIS grade 4 specifications for waterproofing, which complies with International Electrotechnical Commission Standard, Class IPX Save this product for later Favorite