yes it is a 3.5 inch gun and can use 3.5 ,3 and 2.75 inch shells see *****Benelli 11119 SBE II Classic 12 Ga 3 1/2" 28" - BlackDetails
*****As the original 3½" semi-auto shotgun, the Super Black Eagle sets the standard for styling, versatility and performance by which all other auto-loaders are judged. The Benelli Super Black Eagle II offers waterfowl hunters ultimate reliability.
******12-GAUGE 2¾", 3" AND 31/2"
11119 28" Black synthetic 49.6" 7.3 lbs. 650350111194
SPECIFICATIONS:
Magazine Capacity: 3+1
Chokes: IC,M,F
Type of Sights: Red-bar front sight and metal bead mid-sight
Length of Pull: 143/8"
Drop at heel: 2"
Drop at Comb: 13/8"
Minimum recommended load: 3-dram, 11/8 oz loads (12-ga.).

Alvin, yes Sir, 3.5inch Chamber so will fire 3.5, 3 or 2.75 inch shells.