R4 LLB Ceramic Hybrid Enduro Bottom Bracket Bearing 6.35mm x 15.88mm x 4.96mm Shields Outside diameter D: 64

Outside diameter D: 64

Width T: 49mm

Pitch length Ld 2500mm

Dynamic: 38 500 N

Bearing No: SB204

R4 LLB Ceramic Hybrid Enduro Bottom Bracket Bearing 6.35mm x 15.88mm x 4.96mm Shields Outside diameter D: 64Ceramic Hybrid combines the chromium steel races found in Enduro's ABEC 5 range with Grade 5 ceramic (Silicon Nitride Si3n4) balls found in Zero Ceramic bearings. This combination creates a lighter, more efficient and more affordable ceramic bearing, perfect for use in hubs or bottom brackets. The low contact LLB seals provide protection from water or dirt ingress, but without causing any friction or drag. Bearing Code: R4 Dimensions: 1 4" x 5 8" x 0.