Sinclair 50 Round Poly Case Loading Block #7A WSM & Ultra Magnum Bullet Weight_300gr The unique white polymer tip

The unique white polymer tip resists deforming and initiates expansion on impact

not a cast or stamped bracket

yet retains 95% weight for improved penetration

The Doppelkern bullet is made of two lead cores of differing hardness

A case not just for competition shooting but for hunters too Lapua’s 6

Sinclair 50 Round Poly Case Loading Block #7A WSM & Ultra Magnum Bullet Weight_300gr The unique white polymer tipSinclair 50 round blocks are machined from " material and are an excellent choice for short to medium length cases. Suitable for the following Cartridges: WSSM Family (Winchester Super Short Magnum), WSM (Winchester Short Magnum), Family, Remington Ultra Magnum, Remington SAUM