BudsGunShop.com - What choke tubes come with the shotgun?

It uses the Standard invector chokes (not the invector Plus) and comes with a cylinder and IC choke see *****FN SLPTM 12-gauge Semi-automatic Shotgun
Introduced in 2008, the SLP Semi-auto Shotgun took little time in proving itself a winner and was instantly recognized for its excellence by the NRA's "American Rifleman Magazine." Capable of firing a whopping 8 rounds in less than ONE second, the SLP represents the pinnacle of speed and reliability. It's no coincidence it's won more 3-gun competitions than any other shotgun in the world.
High-profile, adjustable ghost ring rear and wing-protected front
Extended magazine tube
Top-mounted 1-Pc. MIL-STD 1913 accessory rail
Hard-chromed bore for added corrosion resistance
Crossbolt safety on rear trigger guard
******Incorporates the Standard InvectorTM choke system (Improved Cylinder and Cylinder included)
Checkered grip panels on forearm and grip for sure hold
Key Specifications
Item Number: 641475
Gauge: 12
Action: Semi-automatic
Capacity: 6+1
Barrel length: 18"
Barrel finish: Matte black
Stock: Synthetic
Chamber: 3"
Receiver material: Aircraft-grade aluminum alloy
Sights: High-profile, adjustable ghost ring rear and wing-protected front
*****Choke(s): IC, C
Overall length: 38.75"
Overall weight: 7.7 lbs.
Mfg. Number: 3088929010
UPC: 818513001229

Brian, this Shotgun Includes a Cylinder Bore and Improved Cylinder Choke. It uses the Invector Choke System : browning.com/products/shooting-accessories/choke-tubes.html

Brian, This shotgun Incorporates the Invector choke system (cylinder and improved cylinder chokes) for accurate performance with rifled slugs when needed. The IC choke is included. Just cylinder choke without.