SIG556xi
速
A LEGEND REBORN. MODULARITY REDEFINED.
SIG556xi
®
THE LEGENDARY SWISS GAS PISTON RIFLE. EVOLVED. Built around the next generation Sig Sauer® gas piston operating system, the SIG556xi can be quickly and easily configured to the exact needs of the operator, with either ‘AR’ or ‘AK’ style lowers.
3-Position Adjustable Gas Valve
SIG 3-Prong Flash Hider
M1913 Accessory Rail
Swappable Charging Handle
Reversible Sling Swivel
Removable Cheek Riser
Ambidextrous Selector
Ambidextrous Magazine Release
SHOOT MULTIPLE CALIBERS Swiss Side-Folding Stock
Ergonomic Grip with Storage
CHANGE BARREL LENGTH CHANGE STOCKS AND HANDGUARDS CHANGE MAGAZINE TYPE FROM AR to AK
SIG556xi
SIG556xi
THE ULTIMATE FREEDOM AND MODULARITY.
®
FEATURES CARBON
SIG556xi
5.56 NATO / 7.62 x 39mm / 300 BLK
caliber
``Carbon
fiber rail-adaptable handguard
`` Side-folding
• 3-POSITION ADJUSTABLE GAS PISTON SYSTEM • ACCEPTS ANY MIL-SPEC AR-15/M4/M16-STYLE MAGAZINES • AMBIDEXTROUS CONTROLS
5.56 NATO / 300 BLK Bolt
14.5” Barrel
stock with integral sling mounts
``Ambidextrous ``Locking
30
Rounds
16” Barrel
7.62x39mm Bolt
controls
10” Barrel
flip-up front and rear sights
Removable Cheek Riser SIG556xi caliber
RUSSIAN
SIG556xi
7.62 x 39mm
caliber
5.56 NATO / 7.62 x 39mm / 300 BLK
3-position 30
Rounds
adjustable gas piston operating system with rotating bolt
Swiss-style
folding stock with removable cheek riser
Ambidextrous `` Accepts
most AK-type magazines
`` 3 -position
gas piston operating system with rotating bolt
``Swiss-style
folding stock with removable cheek riser
``Ambidextrous ``Locking
Locking
controls
flip-up front and rear sights
Polymer Caliber
controls
30
Rounds
Aluminum Rail-Adaptable Handguard
handguard (compatible with Magpul® MOE® accessories)
convertible: 5.56 NATO / 7.62 x 39mm / 300 Blk
flip-up front and rear sights
``Polymer
rail-adaptable handguard, aluminum optional
Russian-Style Lower Carbon Fiber Rail-Adaptable Handguard
M1913 Mount Folding Stock with SB15
SIG556xi caliber
5.56 NATO / 7.62 x 39mm / 300 BLK
`` 3 -position
gas piston operating system with rotating bolt
``Ambidextrous ``Locking
10
Rounds
controls
AK Magazine
flip-up front and rear sights
``Aluminum
rail-adaptable handguard, polymer optional
AR-Style Stock
STANAG 7.62x39mm Magazine
AR-15/M16 Type Magazine
SIG556xi
®
SPECIFICATIONS
SIG556xi
SIG556xi Carbon
SIG556xi Russian
SIG556xi with SB15
5.56 NATO/7.62 x 39mm/ 300 BLK
5.56 NATO/7.62 x 39mm/ 300 BLK
7.62 x 39mm
5.56 NATO/7.62 x 39mm/ 300 BLK
Semi-Auto
Semi-Auto
Semi-Auto
Semi-Auto
Operating System
Gas Piston, Rotating Bolt
Gas Piston, Rotating Bolt
Gas Piston, Rotating Bolt
Gas Piston, Rotating Bolt
Stock Type
Side-Folding Swiss Style
Side-Folding
Side-Folding Swiss Style
N/A
Forend Types
Polymer/Alloy
Carbon Fiber
Polymer/Alloy
Polymer/Alloy
Weight w/o Magazine
3.22 kg / 7.1 lb
3.18 kg / 7.0 lb
3.22 kg / 7.1 lb
2.86 kg / 6.3 lb
Overall Length
912.9 mm / 35.8”
904.2 mm / 35.6”
912.9 mm / 35.8”
716.3 mm / 28.2”
Folded Length
673.1 mm / 26.4”
673.1 mm / 26.4”
673.1 mm / 26.4”
N/A
178 mm / 1:7
178 mm / 1:7
241 mm / 1:9.5
178 mm / 1:7
406.4 mm / 16.0”
406.4 mm / 16.0”
406.4 mm / 16.0”
254 mm / 10.0”
2 Stage
2 Stage
2 Stage
2 Stage
33.4 N / 7.5 lb
33.4 N / 7.5 lb
33.4 N / 7.5 lb
33.4 N / 7.5 lb
AR-15 Type
AR-15 Type
AK-47 Type
AR-15 Type
30
30
30
10
Caliber Action Type
Rifling Barrel Length Trigger Type Trigger Weight Mag Type Mag Capacity
*300 BLK Supersonic Only
SIG SAUER, Inc. 72 Pease Boulevard, Newington, NH 03801 USA • phone: +1 (603) 610-3000 • fax: +1 (603) 610-3001 • www.sigsauer.com An ISO 9001:2008 Certified Company. Specifications subject to change without notice. ©2014 SIG SAUER, Inc. All rights reserved. MKT0083