YF-S-26170002_Hebei Yesfree Bicycle Manufactory Co., Ltd.

产品参数
Frame	26-inch steel frame
Fork	Steel rigid fork (threadless headset) with full-size 2.125 tires.
Handlebar	"Steel handlebar, 22.2 * 640mm (H=30mm), 31.8mm clamp diameter, 8° rise.
Stem	Aluminum 4-bolt stem, 80mm extension, 7° rise, H=41mm, compatible with 31.8mm handlebars.
Shifters	L-TWOO ST-TX4007-3/7 21-speed trigger shifter set (3-speed front index + 7-speed rear index)
Brake	Disc Brakes
Saddle	MTB-style saddle with black spring suspension, quick-release clamp, odor-free material.
Freewheel	SunRun FW-7I Freewheel, 7-speed threaded (14-38T)
Crankset/Chainring	Steel cottered crankset, 1/2" x 3/32" chainring (24/34/42T), 170mm length, black plastic-coated, 9/16" threaded, with chain positioning
F.Derailleur	L-TWOO FD-A1 Front Derailleur (31.8mm clamp, bottom-pull, 66-69° chainline, fits 42T chainring)
R.Derailleur	L-TWOO RD-V4007-M2 Direct Mount Rear Derailleur, 7-speed index, medium cage
F.Hub	Steel, M9×100×108mm, 14G×36H, with black quick-release mechanism, effective length 108mm, six-hole pattern, bearing
R.Hub	Steel, 3/8"×135×175mm, 14G×36H, with 7-speed cassette freewheel, phosphated nuts, bearing, six-bolt pattern.
Rim	26-inch 14G×36H double-walled aero rim, H=21mm, machined sidewalls, A/V
Tyre	26×2.125", with WANDA yellow-label grain tread, export-quality for Eastern Europe

产品参数
Frame	26-inch steel frame
Fork	Steel rigid fork (threadless headset) with full-size 2.125 tires.
Handlebar	"Steel handlebar, 22.2 * 640mm (H=30mm), 31.8mm clamp diameter, 8° rise.
Stem	Aluminum 4-bolt stem, 80mm extension, 7° rise, H=41mm, compatible with 31.8mm handlebars.
Shifters	L-TWOO ST-TX4007-3/7 21-speed trigger shifter set (3-speed front index + 7-speed rear index)
Brake	Disc Brakes
Saddle	MTB-style saddle with black spring suspension, quick-release clamp, odor-free material.
Freewheel	SunRun FW-7I Freewheel, 7-speed threaded (14-38T)
Crankset/Chainring	Steel cottered crankset, 1/2" x 3/32" chainring (24/34/42T), 170mm length, black plastic-coated, 9/16" threaded, with chain positioning
F.Derailleur	L-TWOO FD-A1 Front Derailleur (31.8mm clamp, bottom-pull, 66-69° chainline, fits 42T chainring)
R.Derailleur	L-TWOO RD-V4007-M2 Direct Mount Rear Derailleur, 7-speed index, medium cage
F.Hub	Steel, M9×100×108mm, 14G×36H, with black quick-release mechanism, effective length 108mm, six-hole pattern, bearing
R.Hub	Steel, 3/8"×135×175mm, 14G×36H, with 7-speed cassette freewheel, phosphated nuts, bearing, six-bolt pattern.
Rim	26-inch 14G×36H double-walled aero rim, H=21mm, machined sidewalls, A/V
Tyre	26×2.125", with WANDA yellow-label grain tread, export-quality for Eastern Europe