BMX Bikes / J / JMC Racing / 1981 JMC Racing Mini Justin Roos
1981 JMC Racing Mini Justin Roos

1981 JMC Racing Mini Justin Roos

Justin Roos' personal race frame.

’81 JMC Justin Roos Mini (JR1) Prototype Frame

JMC Mini Fork (w/ Modified Drop outs)

O.M.A.S. SuperLight (Alloy) Headset

Fabricated Aluminum Headset Spacer / Lock

Harbor-Lite Mini Stem w/ O.M.A.S. (Alloy) Stem Bolt

1st Gen. VDC Mini Bars

Grab-On MX2 Grips

Cut-down MCS Hot Plate w/ CAM #2 (Hand lettered w/ One Shot Lettering Enamel)

Jammin’ Jimmy Weinert Handlebar Pad (My homage to the first JMC ever made)

Cal-Cycle Aftermarket Compression Lever

C.L.B. Duralinox (Aluminum) Brake Cable Housing

Dia-Compe 500G Brake Caliper (Modified) w/ O.M.A.S. Brake Pivot Bolt and ‘cut down’ Brake Pads

UNI ‘Standard’ Seat (Modified)

Redline Prototype (Aluminum) Mini Seat Clamp w/ Titanium Bolts

O.M.A.S. B.P.P. (Alloy) Bottom Bracket w/ Titanium Spindle & Crank Bolts

Modified 162.5MM TA Cranks w/ 39T TA Chainring and Bolts

Sedis 4L Special BMX 1/2” x 1/8” Chain

Weyless Pedals w/ Homemade Aluminum Pedal Cages

NISI Serrated Sew-up Rims w/ (Red) Painted Spokes laced to Shimano MX Hubs

Clement Grifo Neve (Rear) Sew-up Tire

Cycle-Pro Snakebelly (Front) Sew-up Tire


(Note: Besides the number plate, seat and headset spacer, all fabricated / modified items were performed ‘back in the day’.)


Submitted by dubplatestyle

  • Race
  • Company: JMC Racing
  • Model: Mini
  • Wheel Size: 20"
  • Headtube size: 1"