Black Rock Bock 1.7kg : Black Rock Bock Beer Kit is another quality brew from the New Zealand’s finest maker of home brew beer kits. Its quality and character are derived from a blend of 4 types of malt including pale malts, crystal malt and chocolate malt. Use it as a base to make great German style dark beers or get adventurous and experiment with some dark ales of your own . Malts - lager, crystal, caramalt, chocolate. Hops - Green Bullet and Pacific Gem.