serial number:40085
builder: HOLLAND & HOLLAND
bore: 20
BARREL LENGTH: Inch 28
1st CHOKE : 1/4
2nd CHOKE : 1/2
chamber: Inch 3
stock LENGTH: Inch 14 3/8
weight: Pound 5.82
year of building: 1972
additional details:

Royal SLE model, self opening, hand-detachable sidelocks, chopperlump barrels, solid top rib, automatic safety, single trigger, semi-beavertail forend, semi-pistolgrip stock