BrickID
Back to Dragonfly Garden
Pneumatic Hose Connector with Axle Connector
Part

Pneumatic Hose Connector with Axle Connector

99021

Pneumatics

Appears in 260 official sets

Catalog rarity

Common

Used in 260 official sets — a staple element in many builds. Available in 5 catalog colors.

Based on official set inventories in our catalog — not market price or production volume.

Best sets to source this part

Smallest official sets that include this element — useful when you only need one piece, not the whole theme.

Pneumatic Hose Connector with Axle Connector (part 99021) is a Pneumatics used in 260 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.

  • → Category: Pneumatics
  • → Appears in 260 official sets
  • → Scan a photo to identify this part instantly
  • → Compare market prices

Market value

No estimate on BrickID yet

We don't pull live prices from marketplaces automatically — that requires paid seller API access. Check live listings below, or be the first to share a price you paid or saw.

Check live listings →

Share a price you paid or saw

Help other collectors — we aggregate anonymous reports on this page.

$
View on Rebrickable Check price on BrickLink

Color variants

Blue Dark Bluish Gray Dark Brown White Bright Green

Sets containing this part

291 sets · page 9 of 13