Brenneke Topas Sabot 12 Gauge 2/3 oz 2.75in Sabot Centerfire Shotgun Slug Ammo 5 Rounds Sl122Top. 75" 2/3 oz Sabot Slug Shot 5 Bx/ 50 Cs - Brenneke has created the perfect combination among classic shotgun slug and sabot technology. The sub-caliber TOPAS has a cup and is barrel friendly. Specifications for Brenneke Topas Sabot 12 Gauge 2/3 oz 2.75in Sabot Centerfire Shotgun Slug Ammunition: Manufacturer: Brenneke Gauge: 12 Number of Rounds: 5 Shell Length: 2 3/4 in Muzzle Velocity: 1673 ft/s Primer Style: Centerfire Shotgun Shot Weight: 1/3 oz Brenneke SL122TOP: Topas Sabot 12 Gauge 2/3 oz 2.75in Sabot Centerfire Shotgun Slug Ammo 5 Rounds