Choose Options Compare Quick view AllCraft Wellman Products Transparent Rulers MSRP: Now: $10.50 Was: Transparent RulersExcellent for determining precise anatomical measurements. Useful in localizing calculations etc. Millimeter gradations on edge inches on opposite edge. rulers are non-radiopaque and available in two sizes: (18"x2") and (24"x2"). MSRP: Now: $10.50 Was: Choose Options Compare Quick view