Add to Cart Compare Quick view Priming Clip for HP 15, 40, 45, C8842A, 45si, CG339A, 51645A MSRP: Now: $8.47 Was: Ink Refill Priming Kit for HP 15, 40, 45, C8842A This clip can remove excessive inks, hard clogs and increase the refill success rate. Please see the YouTube video below. Remove Air Bubbles After Refill After a refill, air bubbles may temporarily... MSRP: Now: $8.47 Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $8.47 Was: Subtotal: Add to Cart