Ụdị stud track roll bụ nkeji zuru oke nke nwere stud eji igwe rụọ, thrust washers, mgbanaka mpụta na agịga roll na nchịkọta ngịga ma ọ bụ set cylindrical agile complement ma ọ bụ cylindrical roller set.
Ndị na-eso Cam (ndị na-agbagharị ụdị stud) dabere na ihe e ji agịga mee nke nwere stud siri ike kama mgbanaka dị n'ime.
Mgbidi a nwere mgbanaka mpụta dị arọ nke nwere mgbidi siri ike ma nwee elu dị n'akụkụ ya.
Usoro NUKRE nwere ihe eji agbagharị okirikiri zuru oke, nduzi axial nke mgbanaka mpụta site na ihe na-agbagharị, yana akara labyrinth n'akụkụ abụọ ahụ.