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Gear Loop

Huu Lung

Sport climbing near Huu Lien, Lang Son, Vietnam. The rope and quickdraws to bring, and the send-temps forecast.

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What to bring

Bring an 80 m rope. It lowers off 96% of the 122 sport pitches listed here. A 70 m does 80%.

18 quickdraws cover 90% of pitches. The longest needs 24.

What each rope covers

  • 50 m25%
  • 60 m48%
  • 70 m80%
  • 80 m96%
Median
27 m
Most common
30 m
Longest pitch
45 m

Route data from theCrag contributors (CC BY-NC-SA), collected 2026-09. Single-pitch sport routes only. theCrag

Conditions

Rope & draws

Bring

80m

70 m works for most routes

Draws

18

Your 70 m covers 80% of pitches

Median
27 m
Most common
30 m
Longest pitch
45 m

Draws: Covers 90% · longest needs 24

Your 70 m lowers off 80% of pitches here (up to ~30 m). Check the topo for longer ones and knot the end.
Routes on theCrag (opens in a new tab)

Check a specific route

Rope length

Route height (ground to anchor)

30m

Rope reaches

10 m of rope to spare.

Needed 60 mRope 70 m

Longest route or pitch

35 m

Comfortably ~30 m

  • •Knot the belayer’s end.
  • •Watch the middle mark.
  • •Topo heights are estimates.
  • •Traverses and roofs use extra rope.

Longest pitches at Huu Lung

  1. Kama Rocks II7a+45 m22 bolts
  2. Escalade Verbale7a40 m–
  3. Mắm tôm7b40 m–
  4. Bad Day For Tarzan6c38 m17 bolts
  5. Travity6b37 m15 bolts

Rope by wall

The shortest rope that lowers off 90% of a wall's pitches (80 m where none does), and the share it covers.

WallRopeLongest
Thánh Gióng18 pitches80 mcovers 100%35 m
Head Wall17 pitches70 mcovers 100%29 m
Dragon Wall14 pitches80 mcovers 86%40 m
Dead End12 pitches80 mcovers 92%45 m
Drone Wall12 pitches80 mcovers 92%38 m
Passe-Muraille10 pitches80 mcovers 100%35 m

Route data from theCrag contributors (CC BY-NC-SA), collected 2026-09. Single-pitch sport routes only. theCrag

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