Silverock 16" 349 7 Speed Carbon Disc Brake Wheelset for Brompton Bicycle

Brand: SILVEROCK — fully hand-built, 100% hand-crafted
Model #: SR25C-HUB016-7S
Included: One pair of wheelsets, rim tape, quick-release skewers, freehub spacers, after-sales warranty card

Rims:

• Carbon fiber T700

• Rim height: 25mm

• Inner width: 18.4mm

• Outer width: 25mm

Hubs:

• HUB016 even-hole hubs

• Straight-pull

• 6-pawl, 6-bearing

• Bearings: NBK (Taiwan) + Japanese steel-ball manufacturer steel bearings

• 72-click engagement

• 6-bolt disc brake

• Spacing options:

  • Front 74mm / Rear 114mm (for Brompton)

  • Front 74mm / Rear 120mm (for RUHM / “national Brompton” frames)

Spokes: Belgium SAPIM Leader
Nipples: PILAR brass nipples (Taiwan), better ductility and higher strength

Speed Compatibility:

• Compatible with 5/6/7-speed

• For 7-speed: use Shimano road 10/11-speed cassette and remove extra cogs

Brakes: 6-bolt disc brakes

Size: 16" (ETRTO 349)

Valve Type: F/V (French/Presta)
Spoke Count: 40mm / 48mm (likely refers to depth or spoke length options)

Weight: 964g per pair (±10g, not including quick-release skewers)

Suitable for:
Specially designed for upgrading Brompton, 3Sixty, Pikes, and Trifold bikes to disc brake systems. Maintains compatibility with original Brompton specifications.