Part #	Overall Length (A)	Knurl Length (B)
555-65150	2-3/4"	3/8"
555-65151	2-3/4"	3/4"
555-65152	3-3/4"	3/4"
555-65155	2-3/4"	3/8"
555-65156	2-3/4"	3/4"