





























**USED** Geissele 12.5” super duty complete upper
MPN: 08-545B
Used Geissele 12.5” super duty complete upper 5.56 NATO. Includes charging handle and bolt carrier group. Factory muzzle device has been replaced with a dead air 3 prong Keymo flash hider. Declared round count ~500 rounds.
Inspected and graded excellent condition. Minimal wear on charging handle and BCG, some small dings near the QD cup on the left hand side.
All used products are sold as-is and are final sale. No warranties—express or implied—are provided by Buttonhook Concepts LLC on any pre-owned items.
We strive to provide accurate descriptions, photographs, and condition assessments of all used products. Any information provided regarding round count, usage history, or previous ownership is based on the best information available to us, either from the original owner or through our own inspection. However, we cannot guarantee the accuracy of this information and encourage all buyers to perform their own due diligence before purchase.
Signs of use, wear, cosmetic blemishes, or aftermarket modifications may be present. These will be noted in the product description when possible, but buyers should assume used items may show typical signs of handling and use.
Used firearms and components should be inspected by a qualified gunsmith prior to use. Buyer assumes all responsibility for the safe handling, function, and legal ownership of used items purchased from us.
By purchasing a used item, you acknowledge and accept these terms.
MPN: 08-545B
Used Geissele 12.5” super duty complete upper 5.56 NATO. Includes charging handle and bolt carrier group. Factory muzzle device has been replaced with a dead air 3 prong Keymo flash hider. Declared round count ~500 rounds.
Inspected and graded excellent condition. Minimal wear on charging handle and BCG, some small dings near the QD cup on the left hand side.
All used products are sold as-is and are final sale. No warranties—express or implied—are provided by Buttonhook Concepts LLC on any pre-owned items.
We strive to provide accurate descriptions, photographs, and condition assessments of all used products. Any information provided regarding round count, usage history, or previous ownership is based on the best information available to us, either from the original owner or through our own inspection. However, we cannot guarantee the accuracy of this information and encourage all buyers to perform their own due diligence before purchase.
Signs of use, wear, cosmetic blemishes, or aftermarket modifications may be present. These will be noted in the product description when possible, but buyers should assume used items may show typical signs of handling and use.
Used firearms and components should be inspected by a qualified gunsmith prior to use. Buyer assumes all responsibility for the safe handling, function, and legal ownership of used items purchased from us.
By purchasing a used item, you acknowledge and accept these terms.