Winter Bike
Bike Manufacturer Specialized
Bike Model Langster
Bike Year 2009 (purchased Nov 2021)
Bike Type Single Speed Winter Bike
Bike Weight 16.75 lbs (7.60 kg) with pedals and all accessories
When I Ride This Bike Winter beater bike
Additional Notes custom bike build
Frame (stock) Specialized A1 Premium Aluminum, TIG welded
56cm size
55.7cm top tube effective/horizontal (center to center)
52cm seat center to top
integrated headset type (SHIS IS)
Fork Kuota, full carbon fiber fork
1-1/8" threadless straight steerer tube
caliper rim brake hole, 700c wheel, 100mm axle spacing, 28mm tire clearance
43mm rake, 300mm steerer tube length (uncut), 381mm axle to crown length (estimated)
gloss black, curved blades
Columbus expander compression plug and top cap, 52mm long
Headset Cane Creek 110, 1-1/8″ threadless steerer, integrated type (removed stock Specialized headset cups)
sealed cartridge bearings, IS41/28.6 (upper), IS41/30 (lower), tall cover
Handlebars Profile Design Ozero TT Base Bar, 6061-T6 aluminum, 31.8mm, 42cm width, 160mm reach, gloss black
Handlebar Tape SRAM Supercork, double wrapped
Stem KCNC Arrow, 7050 aluminum, 0 degree rise (17 degree; 107 degree), 120mm long
threadless, 31.8mm, titanium bolts, 5nm max torque, gloss black
Seatpost Thomson Elite, 27.2mm, 250mm long, straight, black
Seatpost Clamp aluminum, black
Saddle Shimano Pro Stealth, stainless steel rails, cutout, 142 wide, 255mm short length, mfgr #PRSA0190
Crank Conquer Elite RX, 165mm crank length, 144 BCD
Crank Spindle Type square taper
Bottom Bracket OMNI Racer OM868CT, sealed cartridge bearings, titianium spindle
Bottom Bracket Type BSA/English threaded 1.37inx24T; JIS square taper spindle, 68mm shell width
113.5mm spindle length, 44.5mm chainline with front chainring (below)
Pedals DMR Vault MG SL, magnesium flat platform pedals, gold titanium axle, black replaceable pins, 44 pins per pair
cartridge bearings, size 105mmx105mmx17mm, concave footbed, black, 40-55 nm max torque
Front Chainring Sugino Mighty Competition, 52T, 3/32", 144 BCD, 5 bolt pattern, black
Chainring Bolts black
Rear Freewheel White Industries Trials 20t, 45mm chainline with 3mm freewheel spacers and rear wheel hub (below)
Chain KMC Z33NP Silver, 3/32", 5–6 speed chain
Brake Calipers SRAM Force RB-FRC-D1 (SRAM Force eTap AXS groupset), rim brakes
Brake Levers SRAM S-990 aero brake levers, BL-990-AERO-A1, carbon fiber, internal cable routing, return spring, black
Brake Cables Jagwire Sport; Jagwire STS cables stainless prestreched w/ mountain cable ends, Jagwire CGX-SL housings lubricated liner
Brake Pads SRAM/Swiss Stop
Wheel Rims A Rim 7301, 12.6 wide inside, 18.2mm outer rim width, 22mm rim height, 599 ERD, drilled for presta tire tubes, silver
Wheel Hubs Novatec A265SBT (9mm dia., 100mm front axle) and A266SBT (10mm dia., 120 mm rear axle), sealed cartridge bearings
Wheel Axle hollow axle bolt-on, 100mm front wheel, 120mm rear wheel
Wheel Spokes 20 spokes radial laced spoke length 281.4mm (front), 24 spokes double cross laced spoke length 289.5mm (rear)
double butted 2.0/1.5/2.0mm, 14G/17G/14G, j bend, stainless steel, equivalent to DT Swiss Revolution spokes
Wheel Spoke Nipples aluminum, 12mm, equivalent to DT Swiss Alloy nipples
Rim Tape 16mm wide
Tires Schwalbe Durano Folding Bead Tire, 700cx25mm, 85-115 psi (use 100 psi)
Tire Inner Tubes Continental Race 28 Light, 700cx20/25mm, 40mm presta valve with removeable valve core
Bike Mirror (added) Zefal Spy



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