Stock Bore Diameter | 
                                                                        N/A 0.250 in | 
                                                                                Hub Diameter | 
                                                                        N/A 1.125 in | 
                                                                                LTB | 
                                                                        N/A 0.500 in | 
                                                                                Style | 
                                                                        N/A B | 
                                                                                No. Teeth | 
                                                                        N/A 18 | 
                                                                                Outside Diameter | 
                                                                        N/A 1.568 in | 
                                                                                Pitch Diameter | 
                                                                        N/A 1.440 in | 
                                                                                Caliper Diameter | 
                                                                        N/A 1.310 in | 
| Max. Bore1 | N/A 0.750 in | 
                                                                                Weight | 
                                                                        N/A 0.160 lb | 
                                                                                Tooth Nominal Width | 
                                                                        N/A 0.110 in |