1.Timing pulley is of high quality 2. Non-standard, OEM available 3.Good quality raw material, precision machining Timing ... bearing, timing tensioner, steel sheave, conveyor pulley are high quality and most competitive in market.Features:Teeth Type: MXL, ... frequently used,brass and nylon available.Surface treatment:black oxdizing,phosphating,anodize,zinc-platingTolerance:conform to customers ...