| Model (SKU) | R16M4SFSB / R14M4SFSB / R11MEDSFSB | R16SFSB-308-Ambi / R18SFSB-308-Ambi | R16M4SFSB / R14M4SFSB / R11MEDSFSB | R9SFSB-300 | R16SFSB-300 |
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| Caliber | .223 Rem. / 5.56mm NATO | Multi .308, 7.62×51, 6.5 Creedmore | 7.62 x 39mm | .300 Blackout | .300 Blackout |
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| Firearm Type | Rifle | Rifle | Rifle | Pistol | Rifle |
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| Action | Gas Impingement System - Safe / Semi Auto / Full Auto | Gas Impingement System - Safe / Semi Auto / Full Auto | Gas Impingement System - Safe / Semi Auto / Full Auto | Gas Impingement System - Safe / Semi Auto / Full Auto | Gas Impingement System - Safe / Semi Auto / Full Auto |
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| Capacity | 30 + 1 — Ships with one 30 Round Magazine (accepts all std. sizes) | 20 + 1 – Ships with one 20 Round Magpul PMag Magazine (Accepts All Standard Sizes) | 30 + 1 — Ships with one 30 Round Magazine (accepts all std. sizes) | 30 + 1 — Ships with one 30 Round Magazine | 30 + 1 — Ships with one 30 Round Magazine |
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| Safety | Manual Lever with Indicator Markings on Both Sides of Receiver | Manual Ambidextrous Lever with Indicator Markings on Both Sides of Receiver, Ambidextrous Charging Handle, Bolt catch release, Magazine release | Manual Lever with Indicator Markings on Both Sides of Receiver | Manual Lever with Indicator Markings on Both Sides of Receiver | Manual Lever with Indicator Markings on Both Sides of Receiver |
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| Receiver | Flat Top Upper Reciever | Flat Top Upper Receiver | Flat Top Type Upper Receiver | Flat Top Upper Receiver | Flat Top Upper Receiver |
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| Receiver Material | Forged 7075 T6 Aluminum | Billet 7075 T6 Aluminum | Forged 7075 T6 Aluminum | Forged 7075 T6 Aluminum | Forged 7075 T6 Aluminum |
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| Receiver Finish | Hardcoat Black Anodize Finish | Hardcoat Black Anodize Finish / Cerakota Finish | Hardcoat Black Anodize Finish | Hardcoat Black Anodize Finish | Hardcoat Black Anodize Finish |
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| Bolt Material | Carpenter 158 Steel | Carpenter 158 Steel, PVD Coated | Carpenter 158 Steel | Carpenter 158 Steel | Carpenter 158 or 9310 Steel |
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| Barrel | 16″ / 14.5″ / 11.5″ M4/Med Profile with A2 Flash Suppressor | 16.5″ Medium / 18” Medium Profile with A2 Flash Suppressor | 16″ / 14.5″ / 11.5″ M4/Med Profile with A2 Flash Suppressor | 9″ Medium Profile with A2 Flash Suppressor | 16″ Medium Profile with A2 Flash Suppressor |
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| Barrel Material & Finish | 4150 CMV 11595E Steel, Chrome Lined | 4150M CMV 11595E Steel, Chrome Lined | 4150 CMV 11595E Steel, Chrome Lined | 4150 CMV 11595E Steel, Melonite QPQ | 4150 CMV 11595E Steel, Chrome Lined |
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| Rifling | 1 in 9″ / 1 in 7″ (RH) | 1 in 10″ (RH) | 1 in 9.5″ (RH) | 1 in 7″ (RH) | 1 in 7″ (RH) |
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| Forend | 15″ / 12″ / 9.25″ M-LOK Free Float | 15″ M-LOK Free-Float | 15″ / 12″ / 9.25″ M-LOK Free Float | 7″ Free-Float Railed | 15″ M-LOK Free Float |
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| Stock | B5 Systems BRAVO Stock | Collapsible Precision Stock-Medium | B5 Systems BRAVO Stock | 5-Position SBA3™ Arm Brace | B5 Systems BRAVO Stock |
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| Pistol Grip | B5 Systems Type 23 P-Grip | B5 Systems Type 23 P-Grip | B5 Systems Type 23 P-Grip | B5 Systems Type 23 P-Grip | B5 Systems Type 23 P-Grip |
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| Rear Sight | None / Optional Magpul MBUS Rear Flip Sight | None – Ready for Accessory Sights on 1913 Rail | None / Optional Magpul MBUS Rear Flip Sight | Kriss Polymer Rear Flip Sight | Ready for Optics (None Std) |
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| Front Sight | None / Optional Magpul MBUS Front Flip Sight | None – Ready for Accessory Sights on 1913 Rail | None / Optional Magpul MBUS Rear Flip Sight | Kriss Polymer Front Flip Sights | Ready for Optics (None Std) |
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| Weight | 6.15 lbs (w/o mag) | 7.65 lbs (w/o mag) | 6.15 lbs (w/o mag) | 5.5 lbs. (w/o mag) | 6.15 lbs (w/o mag) |
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| Overall Length | 32"-38″ / 28.5"-32.5″ (Stock Collapsed) | 38″ / 34.1875″ (Stock Collapsed) | 32"-38″ / 28.5"-32.5″ (Stock Collapsed) | 24.75" (628.65mm) | 38″ / 32.5″ (Stock Collapsed) |
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| MSRP | $1,299 | $2,495 | $1,299 | $1,299 | $1,299 |
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