SSIG-GBF-00BT : Troy Industries Folding HK Style Front Gas Block Mounted Battle Sight - (Black) AR15
Troy folding gas block mounted battle sight for AR15 dove tail gas blocks, has been a long wait, but Troy has engineered a rugged, reliable, combat ready BattleSight that mounts securely on the AR15 low profile dovetail gas block. It offers all of the features of Troy's other Folding BattleSights: Easy to operate, clicks solidly into place and folds out of the way when not needed.  Made in the U.S.A.

Note: Sight is designed to work with a railed gasblock that is lower than the receiver top rail. (Not compatible with four-sided rail gas blocks).

Troy Folding Front Gas Block Sight Features:
• First Choice of Special Operations
• Push Button Locking Detent
• QD Button Sling Swivel Pockets
• Locks in Upright Position
• Lifetime limited warranty
  
  Troy Folding Front Gas Block Sight Specs:
• Material: T6 Aircraft Aluminum & Stainless
• Finish: Type III Hard Coat Anodized w/Teflon - Black
• Standard Front M4 Sight Post