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Seesii-US via Amazon has for Prime Members: Seesii Grease Gun Accessory Kit Pro w/ 12000 PSI Quick-Release Coupler, 90° Adapter, 39.4″ Flex Hose & Zerk Cleaning Tool (GR05P) on sale for $25.99 – $12.22 (47%) off when you apply promo code SZRL5VBG on the checkout page = $13.77. Shipping is free.