We’re growing! Gilpin has acquired AMCLO. See our new offerings of Metal Caps + Closures here.
AMCLO Metal Ends
In October 2025, Gilpin acquired AMCLO, a leader in metal ends for consumer and industrial applications. This exciting new family of products combined with Gilpin’s reputation for attentive customer service, technical support, flexibility on order volumes, and making packaging simple has created a wealth of opportunities for customers. The AMCLO products are used as a secure closure solution for paperboard tubes + composite cans for product protection in shipping, storage and mechandising applications. Our metal ends and caps can also be used with plastic tubes.
All caps and ends are available in a range of diameters. Options such as embossing and lithographic printing are coming soon!
The AMCLO Family Includes:

End Stops/Self Locking Plugs
Don’t trust valuable products with lightweight, subpar caps. AMCLO Self-Locking Plugs provide the ultimate in security when paired with heavy-duty paperboard cores. Once in place, these plugs maintain a tight fit so products are secure in shipping and storage.
- Industrial grade
- Tin plate for strength
- Superior protection when shipping heavy products
- Sample industries: Automotive, RV, Flag Poles, Weightlifting Bars

Seaming Tins
Looking for flexibility and performance in seaming tins? AMCLO Seaming Tins have a flat flange, giving you the flexibility to curl to the exact diameter you need. This eliminates having to stock multiple diameters. The flat, smooth finish of AMCLO Seaming Tins are the perfect end for paperboard tubes and canisters.
- Ultimate flexibility + functionality
- Flat, uncurled metal ends customer curls to desired diameter
- Useful when tube/canister wall thickness varies
- Also available with pre-curled ends for composite cans with diameters from 2” to 7 5/8”

Friction Plugs
AMCLO Friction Plugs are designed specifically for consumer applications, providing a secure closure for spiral-wound paperboard shipping tubes as well as novelty or specialty composite cans.
- Lighter weight plugs with curled edges deliver a secure fit
- Easy to insert + remove
- Premium look + feel
- Colors optional
For additional product information, diameters and technical questions, connect with a Gilpin customer representative now.
