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Mass

Just how heavy is 50 pounds?

Everyday mass

50 lb

Scale
50 pounds

The quantity is exact as entered.

22.68 kgMass in kilograms
0 kg
Archery target boss

An archery target boss is a round, thick backing made to safely stop arrows during target shooting.

25 kgDefined boss mass in kilograms
0 kg

Bar length measures mass, not physical size. Both bars start at zero kilograms (kg). Pictures identify the objects only.

A little perspective

The boss mass of an archery target boss is about 1.1 times 50 pounds.

Measurements, assumptions & sources +

50 pounds

Mass: 22.68 kg; definition.

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

NIST — SI conversion factors

Archery target boss

Defined boss mass: 25 kg; defined specimen; range 18 kg–35 kg.

A defined round outdoor archery target boss 1.3 m across, 15 cm thick and 25 kg, large enough for a 122 cm target face. The stand, paper face, pins and arrows are excluded from boss dimensions.

World Archery — Rulebook

The marked defined boss mass is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

Compare 50 pounds with the boss mass of an archery target boss. The notes below explain how each value was chosen.

50 pounds

22.68 kg

Mass · definition

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

Archery target boss

25 kg

Defined boss mass · defined specimen · range 18 kg–35 kg

A defined round outdoor archery target boss 1.3 m across, 15 cm thick and 25 kg, large enough for a 122 cm target face. The stand, paper face, pins and arrows are excluded from boss dimensions.

Comparing
Mass ↔ Defined boss mass
Relative size
The boss mass of an archery target boss is about 1.1 times 50 pounds. The boss mass of an archery target boss is approximately 10.2% greater than 50 pounds.

How to read the visual

The diagram uses the recorded measurements. Details outside the marked spans do not set the scale.

  • We use 25 kg for the boss mass of an archery target boss; the recorded range is 18 kg–35 kg.
  • The boss mass of an archery target boss: This is an illustrative comparison value, not a claim that every example is the same.
  • The recorded ranges overlap, so the ordering can vary even though the central values differ.

Mass is distinct from weight: an object’s mass stays the same as gravity changes.

22.68 kgkilograms
0.02268 ttonnes

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