GOOD COMPATIBILITY: Replaceable cylinder piston assembly parts compatible with SHINDAIWA RC45, BP45, B45 and INTL GP450, DYB454 lawn mowers, as well as 41.5CC chain saws. PART NUMBERS: Replacement part numbers 2002112111 and 7019812110. Designed to help maintain efficient operation and extend equipment life. DURABILITY: Constructed from high-quality iron and aluminum materials for strength, durability, wear resistance, and corrosion resistance. DESIGN: Precision-engineered with professional manufacturing standards and high accuracy for reliable performance. EASY INSTALLATION: Simple to install and remove, serving as a suitable replacement for worn or damaged components. Ensures proper fit and function with compatible machines. Item Type: Cylinder Piston Set Material: Iron, Aluminum Weight: Approx. 400g / 14.1oz Cylinder Bottom Diameter: Approx. 40mm / 1.6in Replacement Part Numbers: 2002112111, 7019812110 Fitment: Compatible with SHINDAIWA B45, RC45, BP45 and INTL GP450, DYB454 lawn mowers, and other 41.5CC chain saws Package Includes: 1 x Cylinder 6 x Piston Assembly Set Note: - Please allow 01 inch variation due to manual measurement. - Monitor settings may cause color differences between the image and actual item. The physical product should be used as the reference.