Senix original replacement 20 In. blade. With this blade, maintaining your lawn will be easier and less stressful. This Senix blade fits 20 In. cut Senix mowers, Models LSPG-L2, LSPG-L3. Senix lawn mower blades are built to high quality standards ensuring strong performance. To ensure a proper fit for your mower reference your owners manual. Model numbers are located on the mower deck.