C.R. LAURENCE GEN037SB CRL Satin Brass Geneva 037 Series Wall Mount Full Back Plate Standard Hinge. The CRL Geneva Series of professional Hinges is able to accommodate 5/16" (8 mm) to 1/2" (12 mm) glass. A variety of six styles gives design flexibility, including three different Wall Mount and three different Glass-to-Glass types. Geneva Hinges are self-centering and contain a Reversible 5 Pivot Pin. In addition, Custom Pivot Pins are available to accommodate "off-angle" installations. Made of solid brass with all moving parts (pins and springs) in stainless steel..