The Easi-T 63mm (2.5") Budget 5 Lever BS3621 Insurance Rated Sashlock PVD Brass is excellent value for your money & are used as a matter of course by the national house builders. It has a steel with a solid brass latch bolt & has a PVD brass finish. Other Variations The lock is also available in a satin stainless steel finish & with a 76mm size (57mm backset). Some of these variations can be found in the related products. Economy Rebate Sets For double rebated doors 13mm rebates are available in a matching finish. One piece of the rebate sits behind the lock to allow it.. .