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ROPP caps, to specification.

Roll-on pilfer-proof aluminium closures in four standard neck sizes — plain, anodised or dry-offset printed, with the wad that decides whether a bottle holds its seal.

Sizes

Four sizes, every standard neck.

20 mm ROPP aluminium cap by GSR Metal Caps
20 mm
ROPP-20

Vials, small pharma & cosmetic bottles.

22 mm ROPP aluminium cap by GSR Metal Caps
22 mm
ROPP-22

Syrups, tonics, lab & chemical bottles.

25 mm ROPP aluminium cap by GSR Metal Caps
25 mm
ROPP-25

Spirits miniatures, flavours, edible oil.

28 mm ROPP aluminium cap by GSR Metal Caps
28 mm
ROPP-28

Beverages, food, agro & wide-neck bottles.

Sizes
20 · 22 · 25 · 28 mm
Material
Aluminium alloy 8011
Wads
EPE / Latex (product-matched)
Finish
Plain · Anodised · Dry-offset print
Colours
Gold · Silver · Blue · Custom
HSN code
83099020

Anatomy of a GSR cap

Four elements, each held to spec.

01
Aluminium shell — alloy 8011Drawn for consistent wall strength and a clean finish.
02
Knurled skirtFine ridges for a clean, reliable roll-on.
03
EPE / latex wadThe liner that makes the seal — chosen for your product.
04
Pilfer bandTamper-evident — shows at a glance if a bottle was opened.
Finishes

Your cap, your colour.

Anodised silver and gold, colour-coated, or printed to your branding — with EPE or latex wad.

Gold ROPP aluminium caps by GSR Metal CapsGold
Silver ROPP aluminium caps by GSR Metal CapsSilver
Blue ROPP aluminium caps by GSR Metal CapsBlue
Custom ROPP aluminium caps by GSR Metal CapsCustom

Send your bottle. We'll match the cap.

Free samples & a quotation within two working days.

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