Colony griplock bmx tyrethe colony grip lock bmx tyre was designed in conjunction with colonys pro rider team and features a multipurpose modern tread design and is constructed with 60tpi material for strength and light weight features fast rolling low resistance tread design strong side wall construction use of the 60tpi material allows tyre to be pumped up to 110psi size 202 35 weight 630g22 2ozbuycolony wheels tyresfrom chain reaction cycles the worlds largest online bike store