Aero .936 Low Profile Gas Block, Aero Logo - Nitride (C) Available to order on-line. Ships in 5-14 days $40.00 MSRP Price: $35.99 Description Details Reviews Shipping info UPC: 815421028355Manufacturer: Aero PrecisionModel: APRH101207CCategory: PartsOtherMisc AR-15 PartsStock: Ships in 5-14 business days.Unit/Measure: EA This item may be shipped directly to your home address, unless you live in a restricted state.