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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
and valve cores
Starting Weight: 353/363g30
Inflates up to 4 tyres on one charge
With dual-sided measurement
e*thirteen Helix Race e*spec Chainring - Black BF PSI and valve coresHelix R e*spec Chainrings merge cutting edge design and performance. Designed as an upgrade for the most popular e bike motor systems, this 1 piece direct mount chainring is forged and machined from 7075 AL. Boasting lightweight, durability, impressive stiffness, and a standout technical aesthetic, they're available for Bosch CX Gen4 Gen5, Bosch SX, TQ HPR50, Fazua Ride 60, Shimano EP8, Avinox, as well as Specialized SL1. 1 and 2. 1 2. 2 motors. With
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