KMC e101 eBike Chain - Single Speed 1/2" x 1/8" 112 Links Silver CheckoutSpec= 800mm x 20mm Range 10-50 Cogs 10-12-14-16-18-21-24-28-32-36-42-50 Cassette

Range 10-50 Cogs 10-12-14-16-18-21-24-28-32-36-42-50 Cassette Body Type SRAM XD Drivetrain Speeds 12 Color Black Weight 450 Designed for ebike Yes Defined Color Black Teeth 10-50T

and double-pole like it means it

Stroke 63mm/2

RG RACE BLUE -6°

KMC e101 eBike Chain - Single Speed 1/2" x 1/8" 112 Links Silver CheckoutSpec= 800mm x 20mm Range 10-50 Cogs 10-12-14-16-18-21-24-28-32-36-42-50 CassetteThe KMC e101 eBike chain is designed for single speed bikes such as BMX fixed gear or track and is rated for use with an eBike motor. Triple X Durability technology means that this chain features KMC's highest durability rating Double X bridge shape with inner and outer plate chamfering for smooth and fast shifting Mushroom riveted pins for the highest pin power and allows shifting under heavy loads Links 112 Drivetrain Speeds Single Speed 1 2" x 1 8"