Velopedia Bicycle Archive

2021 Jamis Laser 16

Youth bicycle from the Velopedia specification archive.

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What Velopedia knows

Model year
2021
Category
Kids
Original MSRP
$345.95
Sizes
8″ B
Colors
Ano Deep Blue, Victory Red
Weight
22.75 lbs
Geometry
1 manufacturer size
Record coverage
17 preserved details · 2 archived images · original MSRP · preserved geometry
Archive ID
900001735
Model history 2 other years
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Manufacturer catalog

Published sizes and colors

1 size · 2 colors

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

8″ B

Published colors

Ano Deep BlueVictory Red

Frameset

Frame ConstructionLightweight 6061 aluminum MX-moto frame design, includes chainguard and training wheels
Frame MaterialAluminum
ForkTubular unicrown, MX Hi-Ten,straight blades

Drivetrain

CranksetCold-forged steel, electro-plated black finish, 3 1/2” arms, 28T chainring
Bottom BracketOPC bearing type, VP-B35
ChainKMC C410
PedalsBMX high-impact resin pedals

Brakes

BrakesHi-Stop rear coaster brake

Cockpit & Contact Points

HeadsetStandard threaded type, 22.2mm.
HandlebarBMX style with safety bell
StemBMX alloy with front facing removable cap, 150mm quill
SaddleJamis BMX Jr.
SeatpostPillar, electro-plated black finish, 27.2 x 250mm with 31.8mm alloy clamp

Wheels & Tires

WheelsElectro-plated black steel 28H rims, steel front and Hi- Stop coaster brake rear hubs, 14G black electroplated spokes
Front TireCST Dirt Knobbies, 16 x 2.125”
Rear TireCST Dirt Knobbies, 16 x 2.125”

Size-specific frame data

Geometry

1 size · 9 measurements

Manufacturer-published geometry normalized for consistent archival comparison. Effective top tube and reach remain separate measurements because they describe different aspects of fit.

Measurement8″ B
Effective top tube395 mm
Head tube85 mm
Head-tube angle70°
Seat-tube angle70°
Chainstay / rear center336 mm
Wheelbase768 mm
Bottom-bracket height203 mm
Standover height423 mm
Fork offset / rake35 mm

Geometry source: Jamis first-party geometry table (2021 GEO - YOUTH) ↗ Measurements can vary by configuration, wheel size, or flip-chip position where noted by the manufacturer.

Parts & serviceability

Find replacement parts

2 top part searches
Front tireCST Dirt Knobbies, 16x2.125”Named tire and published size
Seatpost27.2 mm seatpostPublished diameter — verify length and setback

Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases. Commercial relationships do not influence Archive specifications or analysis.

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Used-bike inspection

If you’re buying this bike used

Before any test ride: both brakes should stop the bike firmly and release cleanly; both wheels should run true and be securely attached; tires should have no casing damage; and the headset, handlebar, stem, cranks and pedals should have no looseness or play.

Follow the full used-bike inspection order →
  • FrameLook closely for dents and hairline cracks around welds, the head tube and bottom-bracket area. Cosmetic scratches matter less than a change in shape or a crack line.Inspect the frame and fork →
  • BrakesTest each brake separately and confirm it stops firmly and releases cleanly. Inspect the pads and braking surfaces for wear or contamination, and check the cables or hoses for damage.Inspect the brakes →
  • DrivetrainShift through the full range under light load, measure chain wear and inspect the cassette or freewheel teeth. Skipping or hesitation can indicate wear, poor adjustment or mismatched parts.Check drivetrain wear →
  • Wheels & tiresSpin both wheels and watch the rims for side-to-side or vertical movement. Check for dents, cracks, loose or uneven spokes and hub play, then inspect both tire casings for cuts, cracking or exposed threads.Check wheels and tires →
Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
0 of 19 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2021 Jamis Laser 16 · Youth · Published sizes: 8″ B

Archived: Frame: Lightweight 6061 aluminum MX-moto frame design, includes chainguard and training wheels · Fork: Tubular unicrown, MX Hi-Ten,straight blades

Archived: Crankset: Cold-forged steel, electro-plated black finish, 3 1/2” arms, 28T chainring · Bottom bracket: OPC bearing type, VP-B35 · Chain: KMC C410

Archived: Brakes: Hi-Stop rear coaster brake

Archived: Wheels: Electro-plated black steel 28H rims, steel front and Hi- Stop coaster brake rear hubs, 14G black electroplated spokes · Front tire: CST Dirt Knobbies, 16 x 2.125” · Rear tire: CST Dirt Knobbies, 16 x 2.125”

Controls and contact points

Archived: Headset: Standard threaded type, 22.2mm. · Handlebar: BMX style with safety bell · Stem: BMX alloy with front facing removable cap, 150mm quill · Seatpost: Pillar, electro-plated black finish, 27.2 x 250mm with 31.8mm alloy clamp · Saddle: Jamis BMX Jr. · Pedals: BMX high-impact resin pedals

Before and during the test ride

Follow the full used-bike inspection order →

Build relationships are limited to the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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