The DKN 2 x 5kg (11lbs) Red Cast Iron Champion dumbbells are functional & stylish tools helping to tone & develop muscles. The Chrome Champion dumbbell bars are offered in standard width & come supplied with a series of Red Cast Iron Champion weight plates & spin lock collars to ensure perfect fit & stability during exercises. This means the users can quickly & securely adjust the weights according to their needs without worrying they will slide, move or fall of.