Lot of 2 pieces Single ball bearing   Strengthened

block Series 57mm    

*Sheave size - 57mm / 2 1/4"                                                                                                                                        

*Max line size - 12mm / 7/16"                                                                                                                                  

*Weight - 125 grams / 5.37 ounces                                                                                                                           

*Breaking Load - 1,450 kg / 3,196 lbs                                                                                                                         

*Max. Working Load - 580 kg / 1,278 lbs

                                                                                                                                                                              *Head is adjustable and can be either stationary or swivel

Absolutely new, unused.