A na-eji ígwè angle eme ihe n'ọtụtụ ebe n'ime shelf, na isi ojiji ya bụ ndị a:
1. Shelf kọlụm: A na-ejikarị nchara nchara mee ogidi shelf.N'ihi ike ya dị elu, ịdịte aka na ịdị mfe nke ịrụ ọrụ, nchara n'akuku bụ nhọrọ dị mma maka ọkwa shelf.
2. Shelf beams: A pụkwara iji nchara nchara mee ihe nkpuchi.Iji nchara nchara dị ka ebe nchekwa shelf nwere ike ịbawanye ikike ibu nke shelf ma melite nkwụsi ike nke shelf.
3. Mkwado nchekwa: A pụkwara iji ígwè nkuku mee ihe nkwado shelf iji welie nkwụsi ike na ibu ibu nke shelves.
4. Stacker crane ogwe aka: Angle ígwè nwekwara ike iji na mmepụta nke stacker crane ogwe aka melite arụ ọrụ arụmọrụ na nchekwa nke stacker crane.
5. Ndị ọzọ: Angle ígwè nwekwara ike iji mee igbe ibu, shelf bases, wdg.
Mgbe ị na-azụta nchara nchara, ọ dị mkpa iji chọpụta ụdị na ọnụ ọgụgụ nke ihe ahụ dị ka nkọwa achọrọ, nha na ọnụ ọgụgụ dị mkpa, ma họrọ onye na-enye ihe nchara nchara nwere àgwà a pụrụ ịdabere na ya na ọnụahịa ezi uche dị na ya.