The BSD Donnasqueak tire is Alex Donnachie's signature model featuring a soft, super squeaky, rubber compound with tear resistant silkworm casing for durability, low profile directional tread pattern for low rolling resistant and micro-knurling for additonal grip.

• 20 x 2.25" Inflated Width: 2.28" (58mm) Inflated Diameter: 20.7" (526mm) Max Pressure: 110 psi
• 20 x 2.25" Weight: 23.5 oz
• 20 x 2.40" Inflated Width: 2.44" (63mm) Inflated Diameter: 20.9" (532mm) Max Pressure: 110 psi
• 20 x 2.40" Weight: 25.4 oz

20 x 2.25" Inflated Width: 2.28" (58mm) Inflated Diameter: 20.7" (526mm) Max Pressure: 110 psiBSD