Showing 17–32 of 57 results
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Sale!

$40.61 Original price was: $40.61.$16.24Current price is: $16.24.
e*thirteen e*spec Steel Direct Mount Chainring – 34T, Bosch CX Gen4, CL 53/55 via Spacer, Black New e*spec Steel Direct Mount Bosch CX Gen4 Chainrings feature 53/55mm adjustable chainline with included spacer. They utilize e*thirteen’s M3 narrow-wide tooth profile, which reduces weight and minimizes system wear and noise, without sacrificing chain retention. Steel rings provide…
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Sale!

$41.86 Original price was: $41.86.$16.74Current price is: $16.74.
e*thirteen e*spec Steel Direct Mount Chainring – 36T, Bosch CX Gen4, CL 53/55 via Spacer, Black New e*spec Steel Direct Mount Bosch CX Gen4 Chainrings feature 53/55mm adjustable chainline with included spacer. They utilize e*thirteen’s M3 narrow-wide tooth profile, which reduces weight and minimizes system wear and noise, without sacrificing chain retention. Steel rings provide…
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Sale!

$92.52 Original price was: $92.52.$27.76Current price is: $27.76.
e*thirteen Helix e*spec Crank Arm Set – 155mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black Helix Core cranks provide an e-bike drivetrain upgrade with high-end features and aesthetics at an exceptional value. Forged for e-Enduro strength, with alloy self-extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with…
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Sale!

$101.23 Original price was: $101.23.$25.31Current price is: $25.31.
e*thirteen Helix e*spec Crank Arm Set – 155mm, Fazua Ride 60, with Self Extractor, Black Helix Core cranks provide an e-bike drivetrain upgrade with high-end features and aesthetics at an exceptional value. Forged for e-Enduro strength, with alloy self-extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with Bosch Gen…
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Sale!

$95.40 Original price was: $95.40.$28.62Current price is: $28.62.
e*thirteen Helix e*spec Crank Arm Set – 160mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black Helix Core cranks provide an e-bike drivetrain upgrade with high-end features and aesthetics at an exceptional value. Forged for e-Enduro strength, with alloy self-extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with…
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Sale!

$104.70 Original price was: $104.70.$26.18Current price is: $26.18.
e*thirteen Helix e*spec Crank Arm Set – 160mm, Fazua Ride 60, with Self Extractor, Black Helix Core cranks provide an e-bike drivetrain upgrade with high-end features and aesthetics at an exceptional value. Forged for e-Enduro strength, with alloy self-extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with Bosch Gen…
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Sale!

$91.66 Original price was: $91.66.$27.50Current price is: $27.50.
e*thirteen Helix e*spec Crank Arm Set – 165mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black Helix Core cranks provide an e-bike drivetrain upgrade with high-end features and aesthetics at an exceptional value. Forged for e-Enduro strength, with alloy self-extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with…
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Sale!

$104.70 Original price was: $104.70.$26.18Current price is: $26.18.
e*thirteen Helix e*spec Crank Arm Set – 165mm, Fazua Ride 60, with Self Extractor, Black Helix Core cranks provide an e-bike drivetrain upgrade with high-end features and aesthetics at an exceptional value. Forged for e-Enduro strength, with alloy self-extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with Bosch Gen…
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Sale!

$92.03 Original price was: $92.03.$27.61Current price is: $27.61.
e*thirteen Helix e*spec Crank Arm Set – 170mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black Helix Core cranks provide an e-bike drivetrain upgrade with high-end features and aesthetics at an exceptional value. Forged for e-Enduro strength, with alloy self-extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with…
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Sale!

$219.95 Original price was: $219.95.$54.99Current price is: $54.99.
e*thirteen Helix Race Alloy e*spec Crank Arm Set – BOSCH Gen4-Brose S Mag-TQ HPR50, 26.5mm Offset, 155mm, with Self A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and…
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Sale!

$213.96 Original price was: $213.96.$53.49Current price is: $53.49.
e*thirteen Helix Race Alloy e*spec Crank Arm Set – BOSCH Gen4-Brose S Mag-TQ HPR50, 26.5mm Offset, 155mm, with Self A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and…
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Sale!

$215.80 Original price was: $215.80.$53.95Current price is: $53.95.
e*thirteen Helix Race Alloy e*spec Crank Arm Set – BOSCH Gen4-Brose S Mag-TQ HPR50, 26.5mm Offset, 160mm, with Self A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and…
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Sale!

$212.50 Original price was: $212.50.$53.12Current price is: $53.12.
e*thirteen Helix Race Alloy e*spec Crank Arm Set – BOSCH Gen4-Brose S Mag-TQ HPR50, 26.5mm Offset, 160mm, with Self A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and…
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Sale!

$219.95 Original price was: $219.95.$54.99Current price is: $54.99.
e*thirteen Helix Race Alloy e*spec Crank Arm Set – BOSCH Gen4-Brose S Mag-TQ HPR50, 26.5mm Offset, 165mm, with Self A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and…
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Sale!

$210.90 Original price was: $210.90.$52.73Current price is: $52.73.
e*thirteen Helix Race Alloy e*spec Crank Arm Set – BOSCH Gen4-Brose S Mag-TQ HPR50, 26.5mm Offset, 165mm, with Self A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and…
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Sale!

$219.95 Original price was: $219.95.$54.99Current price is: $54.99.
e*thirteen Helix Race Alloy e*spec Crank Arm Set – BOSCH SX-Brose S Mag-TQ HPR50, 21.5mm Offset, 155mm, with Self A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and…