N'inye nnukwu ebe nchekwa maka ibu arọ n'enweghị ọzụzụ, ọ nwere ike ịnabata ihe mgbochi ibu na efere ibu ọ bụla a na-ahụkarị, enwere ike ịchekwa efere ibu Olympic na Bumper iche iche maka mfe ịnweta. Mpi efere ibu 16 na ụzọ abụọ nke ihe njide barbell maka ohere dị mfe ịnweta ka mkpa mgbatị ahụ na-abawanye. Site na usoro ọkọnọ na mmepụta dị ike nke DHZ, usoro etiti nke akụrụngwa ahụ siri ike ma nwee akwụkwọ ikike afọ ise.
