This is a used SRAM 11spd X-SYNC Carbon Crank set 

• Carbon arms
• Single speed
• 11spd
• 32T chainring
• 170mm crank arms 
• Fits PF30 or BB30 bracket (not included). 

There are signs of use on the crank arms by way of scuffs and scratches but it is structurally sound and in great working order.  See photos.