assaabloy.com 555 Cylinders UNION keyMASTER™ High specification finishes All of the keyMASTER™ cylinders are exclusively available in a choice of six high specification finishes including: Thumb turn range We are proud to offer a range of thumb turns to compliment the keyMASTER™ cylinder range Stadium turn Round turn Diamond turn Large turn Satin brass Antique brass Code: SB Code: AB Brushed satin nickel Satin chrome Chrome Code: SN (Standard finish) Code: SC Code: CH Polished brass Code: PL If there is a need to meet the guidance of BS 8300, a large thumb turn may be required or solutions that require less grip to improve accessibility of a building.
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