Glock 42 Fingertip Extension $4.99 (0) No Reviews yet SKU: 6362 Quantity discounts available QuantityPrice QTY. -+ Add to Cart Product Description Glock Factory Fingertip Extension for Glock 42 Magazines. Note: Does not increase magazine capacity. Only fits Factory Glock 42 Magazines. For Glock 43 Fingertip Extensions, please click here. Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review