Barnes Triple-Shock X Bullets 338 Caliber (338 Diameter) 250 Grain Hollow Point Flat Base Lead-Free (50pk) Type_9MM They have the IBS World

They have the IBS World Record in 600 yard Heavy Gun 5-shot group (0

and fit a variety of rifle models including CZ 527 & other 16mm Dovetail Receivers and CZ 550 & other 19mm Dovetail Receivers

provides a bullet that offers deep penetration and excellent expansion without core slippage

and a uniform

This is made possible by using a solid steel asymmetrical reversible clamp that can be flipped 180° and used on wider or narrower dovetails for best fit

Barnes Triple-Shock X Bullets 338 Caliber (338 Diameter) 250 Grain Hollow Point Flat Base Lead-Free (50pk) Type_9MM They have the IBS WorldThese revolutionary bullets from Barnes are made of 100% copper and contain no lead. When the bullet expands, four razor sharp cutting petals are created, allowing the bullet to penetrate farther through tough bone and tissue. These bullets usually retain 100% of their original weight, making them a superb choice for hunting. Barnes recommends initially seating bullets 0. 050" off the lands. Best accuracy will be found from 0. 030" to 0. 070"