Stud kit by Competition Distributing; fits IOE models 1903-1929; nickel-plated; length: 31.5 mm; thread: 3/8”-16; with nuts; replaces OEM HD 0120, and 29-09; USA

Stud kit by Colony; fits 45”/750cc models 1929-1973; transmission case Big Twins 1966-69; parkerized; length: 1-13/16”; thread: 3/8”-16 / 3/8”-24; replaces OEM HD 16830-29A; USA

Stud; fits 45”/750cc models 1929-1973; transmission case Big Twins 1966-69; zinc plated; length: 1-13/16”; thread: 3/8”-16 / 3/8”-24; replaces OEM HD 16830-29A

Stud kit by Colony; fits K model and Sportster 1954-1985; parkerized; length: 2-5/16”; thread: 3/8”-16 / 3/8”-24; replaces OEM HD 16830-72, and 16830-54; USA

Stud; fits K model and Sportster 1954-1985; inner primary 4-speed Big Twin 1965-1984; zinc plated; length: 2-5/16”; thread: 3/8”-16 / 3/8”-24; replaces OEM HD 16830-72, and 16830-54

Stud; fits Big Twin 1930-1977; zinc plated; length: 2-1/2”; thread: 7/16”-14 / 7/16”-20; replaces OEM HD 16831-30

Stud kit by Colony; fits Big Twin 1978-1984; parkerized; length: 2-9/32”; thread: 7/16”-14 / 7/16”-20; replaces OEM HD 16837-78; USA

Stud; fits Big Twin 1978-1984; zinc plated; length: 2-3/8”; thread: 7/16”-14 / 7/16”-20; replaces OEM HD 16837-78