Shimano SM-CRE80 4-Arm Chainring Adaptor Chainline 56.5mm

Shimano SM-CRE80-12-SB 4 ARM ADAPTOR CHAINLINE:56.5mm

DYNAMIC CHAIN ENGAGEMENT+ with teeth shape to prevent chain drop
O.L.D. 157 mm compatible
Chainline 56.5 mm
W/o chain guard type only
Chainring teeth: 34T, 36T
MODEL NO: SM-CRE80-12-SB
EP8 EP800 Series
Color: Black
Remarks: Compatible chain CN-M9100 CN-M8100 CN-M7100 CN-M6100
Chainring fixing lock nut: Included in drive unit
Chain Device compatible
Chain guard type w/o Chain guard
Chain ring teeth 36T
DYNAMIC CHAIN ENGAGEMENT
Gear speed: 1
Rear speed 12-speed
Spider/Gear arms: 4
Chain ring teeth 38T
Gear arms    : 4
Chain device compatible
P.C.D. (mm): 104
Chainring teeth 34T
Chainring teeth 36T
P.C.D. (mm): 104
Chain line (mm) 56.5