Remington Heavy Dove Loads. Long considered to be some of the best-balanced most consistent patterning upland field loads available. They’re the hunter’s choice for fast-flying doves and a wide variety of game-bird applications available in 12 and 20 gauge with shot size options of 7½ and 8. – Gauge: 20 Gauge – Type: Lead – Muzzle Velocity: 1165 fps – Length: 2.75 – Weight: 1 oz – Shot Size: 7.5 – Rounds Per Box: 25 – Boxes Per Case: 10