Nite Ize Figure 9 Carabiner Rope Tightener vs Sea to Summit Mat Repair Kit

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

Nite Ize Figure 9 Carabiner Rope Tightener is the lighter option — 20 g lighter than the Sea to Summit Mat Repair Kit (57% less weight). If grams matter to you, that is the one to beat.

Spec	Nite Ize Figure 9 Carabiner Rope Tightener	Sea to Summit Mat Repair Kit
Weight	15 g · 0.015 kg · 0.03 lb	35 g · 0.035 kg · 0.08 lb
Brand	Nite Ize	Sea to Summit
Category	Repair Kit	Repair Kit

Nite Ize Figure 9 Carabiner Rope Tightener

15 g

Tie-down carabiner for tent guy-lines and camp setups.

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Sea to Summit Mat Repair Kit

35 g

Self-adhesive patches for Ether Light and Air sleeping mats.

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Nite Ize Figure 9 Carabiner Rope Tightener vs Sea to Summit Mat Repair Kit: which should you buy?

If saving weight is your priority, the Nite Ize Figure 9 Carabiner Rope Tightener wins — at 15 g it is 20 g (57%) lighter than the Sea to Summit Mat Repair Kit (35 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 repair kit page, or browse the full gear weight database.

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