Description The Boss Disc (SKU: JM1607) is a high-quality replacement part designed to fit Masport mowers, replacing OEM number 529140. Featuring a 1” (25.4mm) centre hole and a 5/32” (4mm) keyway, this durable disc ensures a secure fit and reliable performance for your mower deck. Manufactured to exacting standards, it offers a cost-effective alternative to genuine parts without compromising on quality or longevity. Features Precision-engineered to match OEM specifications for Masport 529140. Rugged construction withstands heavy use and resists wear. Simple bolt-on installation saves time and effort. Specifications SKU JM1607 OEM Masport 529140 GA Spares BLH5280 Stens # 090-120 Measurements 1” (25.4mm) centre, 5/32” (4mm) keyway. Fits Masport lawn mowers using OEM 529140 Select Rover and Victa models with 25mm shaft Compatible with many aftermarket blade assemblies Product Line Mower Deck Parts – Replacement discs and pulleys for rotary mowers.
