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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
39 g / pair
105 BR-R7070
7x sealed end caps w/tongue and rubber boots
10 and 15 mm wrenches
enveloppé d’une coque dure
SRAM PC-EX1 Number of Speeds:10 39 g / pairStraighter chainline allows the use of a wider, stronger chain than those found on non e MTB drivetrainsDesigned to be quiet and deliver more power to the rear wheelThe EX1 chain is wider for high torque and the intense use of e MTBs
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