Black Diamond Oz Screwgate Carabiner vs ResQLink PLB-375

Weight and specs compared for 2026 — and which one to choose.

Black Diamond Oz Screwgate Carabiner is the lighter option — 103 g lighter than the ResQLink PLB-375 (76% less weight). If grams matter to you, that is the one to beat.

Spec	Black Diamond Oz Screwgate Carabiner	ResQLink PLB-375
Weight	32 g · 0.032 kg · 0.07 lb	135 g · 0.135 kg · 0.30 lb
Brand	Black Diamond	ResQLink
Category	Safety	Safety

Black Diamond Oz Screwgate Carabiner

32 g

Ultralight screwgate carabiner for via ferrata.

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ResQLink PLB-375

135 g

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Black Diamond Oz Screwgate Carabiner vs ResQLink PLB-375: which should you buy?

If saving weight is your priority, the Black Diamond Oz Screwgate Carabiner wins — at 32 g it is 103 g (76%) lighter than the ResQLink PLB-375 (135 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.

See where both rank against everything else in this category on the lightest safety page, or browse the full gear weight database.

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