{"product_id":"diamond-ar15-m4-front-gas-block","title":"Diamond Ar15-m4 Front Gas Block","description":"Diamondhead's Diamond (Gas Block) Front Sights (for AR15 \u0026amp; AR10) mounts directly to an existing railed gas block of the reduced gas block height. The gas block sight comprises a proprietary Diamondhead sight base (of increased height to compensate for the lower gas block) and a Diamond upper sight housing.  \u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e\u003cbr\u003e- Rail mounted, Diamond folding sight - incorporating the diamond-shaped upper housing \u003cbr\u003e- Mounts directly to a railed gas block, providing secure and solid sight attachment to barrel \u003cbr\u003e- Allows for sight stability, eliminates potential handguard movement and holds a true zero\u003cbr\u003e- Taller sight to compensate for (below receiver height) gas block\u003cbr\u003e- Proprietary Diamond-Shaped Housing frames \u0026amp; centers the target with speed and ease \u003cbr\u003e- Diamondhead's Front Diamond \"Gas Block\" sights are designed to work with the Diamond Rear Combat Sight to create the Diamondhead Integrated Sighting System\u003cbr\u003e- Mil. Spec. stainless steel and Type 111 black anodized 6061 T6 aircraft aluminum construction\u003cbr\u003e- Easy installation with proprietary clamping system, providing secure attachment to all Mil. Std 1913 Picatinny Rails\u003cbr\u003e- Flips up quickly for rapid deployment; stays up securely\u003cbr\u003e- Folds down and stores easily with the push of a button \u003cbr\u003e- Secure and accurate elevation adjustment\u003cbr\u003e- Standard A2 size front sight post\u003cbr\u003e- Combat Durable","brand":"Diamondhead","offers":[{"title":"Default Title","offer_id":22100270252111,"sku":"105520","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0092\/7861\/9727\/products\/GS105520.jpg?v=1555612659","url":"https:\/\/green-supply3.myshopify.com\/products\/diamond-ar15-m4-front-gas-block","provider":"Green Supply3","version":"1.0","type":"link"}