Welcome to Allen Instruments online store Welcome to our online store Keson OTR Series Fiberglass Blade Measuring Tape SKU OTR10100 $19.95 In stock Quantity: 1 Add to Bag Product Details KESON OTR series fiberglass blade measuring tape Measures in ft., 1/10, 1/100. Available in three lengths: 100', 200' and 300'. Save this product for later Favorite