isabella big male for stud

Meet Sabre, my 18 month old isabella German shepherd. He is a big and gentle boy, great with kids adults and other dogs.
He truely is a stunning and healthy boy.
He has sired two litters. one of which was with my own girl. They had 8 big strong puppies.
He is dm clear and his parents are hip and elbow checked. as will sabre once he stops growing.
and queries then message
thanks