{"id":79991,"date":"2026-06-11T10:10:05","date_gmt":"2026-06-11T14:10:05","guid":{"rendered":"https:\/\/www.un9.org\/shop\/product\/bcm-rail-alpha-13-keymod-black-fits-ar-15\/"},"modified":"2026-06-12T04:39:10","modified_gmt":"2026-06-12T08:39:10","slug":"bcm-rail-alpha-13-keymod-black-fits-ar-15","status":"publish","type":"product","link":"https:\/\/www.un9.org\/shop\/product\/bcm-rail-alpha-13-keymod-black-fits-ar-15\/","title":{"rendered":"BCM RAIL ALPHA 13″ KEYMOD – BLACK FITS AR-15"},"content":{"rendered":"

FEATURES<\/u><\/strong>
-KMR Alpha
-13″
-Black
-KeyMod Free Float Handguard
-100% aluminum
-Lightweight and durable. Also featuring a proprietary patent pending mounting, indexing and lock up system that mitigates 12:00 rail movement under heat generated from the barrel nut.
-Handguard alone weighs 7.8 oz
-1.3″ Inner Diameter
-1.5″ OUTSIDE flat to flat
-Handguard flares forward (towards muzzle end) at the 3 and 9 O’Clock positions approximately 1\/4″
-Actual length when measured to flare is 13.4″
-The KMR barrel nut will fit over all mil-spec diameter barrels (max of 1″)
-Mounting hardware, 2.4 oz, for a total of 10.2 oz on a very long 13″ rail
-The KMR Alpha is hardcoat anodized for corrosion resistance as well as to maintain a non-reflective finish.
-Includes BCM KeyMod Sling Mount <\/p>\n

<\/p>\n

NOTE: NYLON\/POLYMER PICATINNY RAIL SECTIONS ARE FOR NON-LOAD BEARING ACCESSORIES ONLY. ALUMINUM PICATINNY RAIL SECTIONS RECOMMENDED FOR LOAD BEARING. DO NOT EXCEED 20 IN\/LBS WHEN SECURING KEYMOD FASTENERS ON POLYMER ACCESSORIES. ALUMINUM PICATINNY RAIL SECTIONS MAY BE TORQUED TO 30 IN\/LBS<\/strong>
<\/strong><\/p>\n

<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
PRODUCT SPECIFICATIONS<\/u>:<\/b><\/p>\n<\/tr>\n
Dimension    <\/td>\n2.85 X 2.85 X 20.05<\/td>\n<\/tr>\n
Height    <\/td>\n2.8500<\/td>\n<\/tr>\n
Width    <\/td>\n2.8500<\/td>\n<\/tr>\n
Length    <\/td>\n20.0500<\/td>\n<\/tr>\n
TYPE\/COLOR    <\/td>\nHANDGUARD<\/td>\n<\/tr>\n
SIZE\/FINISH    <\/td>\n13″ KEYMOD<\/td>\n<\/tr>\n
MATERIAL    <\/td>\nALUMINUM ALLOY<\/td>\n<\/tr>\n
AR-15 ACCESSORY    <\/td>\nY<\/td>\n<\/tr>\n
OTHER FEATURES:    <\/td>\nALUMINUM ALLOY<\/td>\n<\/tr>\n
NO DIRECT SHIP TO CALIFORNIA<\/td>\n<\/tr>\n<\/table>\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

BCM RAIL ALPHA 13″ KEYMOD – BLACK FITS AR-15<\/p>\n","protected":false},"featured_media":79990,"comment_status":"open","ping_status":"closed","template":"","meta":[],"pwb-brand":[],"product_brand":[51963],"product_cat":[79457],"product_tag":[52195],"class_list":["post-79991","product","type-product","status-publish","has-post-thumbnail","product_brand-bravo-company-mfg-bcm","product_cat-ar-handguards","product_tag-online-only","product_shipping_class-flat_rate_zanders","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"brands":[],"_links":{"self":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product\/79991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/comments?post=79991"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/media\/79990"}],"wp:attachment":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/media?parent=79991"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/pwb-brand?post=79991"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product_brand?post=79991"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product_cat?post=79991"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product_tag?post=79991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}