1/4" inner diameter = 0.250 inch 1/4" inner diameter = 0.250 inch 10 Bearing R4AZZ 1/4"x3/4"x9/32" Shielded Code: R4AZZ Price: $19.95 Quantity in Basket: none 10 Bearing R188ZZ 1/4"x1/2"x3/16" Shielded Code: R188ZZ Price: $19.95 Quantity in Basket: none 10 Bearing R168ZZ 1/4"x3/8"x1/8" Shielded Code: R168ZZ Price: $19.95 Quantity in Basket: none 10 Bearing R4ZZ 1/4"x5/8"x0.196" Shielded Code: R4ZZ Price: $14.95 Quantity in Basket: none 10 Flanged Bearing FR168ZZ 1/4"x3/8"x1/8" Shielded Code: FR168ZZ Price: $39.95 Quantity in Basket: none 10 Yoyo Bearing 1/4"x1/2" (.250x.500) Code: Kit178 Price: $19.95 Quantity in Basket: none 10 Yoyo Bearing 1/4"x3/8" (.250"x.375") Code: Kit181 Price: $14.95 Quantity in Basket: none R4AZZ Bearing 1/4"x3/4"x9/32" Shielded Code: R4AZZ-1 Price: $3.95 Quantity in Basket: none R188ZZ Bearing 1/4"x1/2"x3/16" Shielded Code: R188ZZ-1 Price: $4.95 Quantity in Basket: none R168ZZ Bearing 1/4"x3/8"x1/8" Shielded Code: R168ZZ-1 Price: $3.95 Quantity in Basket: none R4ZZ Bearing 1/4"x5/8"x0.196" Shielded Code: R4ZZ-1 Price: $1.99 Quantity in Basket: none 10 Bearing SR188ZZ 1/4"x1/2"x3/16" Stainless:Shielded Code: kit716 Price: $24.95 Quantity in Basket: none 10 Flanged Bearing FR188-2RS 1/4"x1/2"x3/16" Sealed Code: kit752 Price: $39.95 Quantity in Basket: none 10 Bearing SR188-2RS 1/4"x1/2"x3/16" Stainless:Sealed Code: kit763 Price: $29.95 Quantity in Basket: none 10 Bearing R4AZZ 1/4"x3/4"x9/32" Shielded Code: Kit213 Price: $19.95 Quantity in Basket: none 10 Bearing R4ZZ 1/4"x5/8"x0.196" Shielded Code: Kit223 Price: $14.95 Quantity in Basket: none 10 Bearing R168ZZ 1/4"x3/8"x1/8" Shielded Code: Kit225 Price: $19.95 Quantity in Basket: none 10 Bearing 1/4" x 1/2" Router Cutter Bearing Code: Kit245 Price: $19.95 Quantity in Basket: none 10 Bearing R188ZZ 1/4"x1/2"x3/16" Shielded Code: Kit297 Price: $19.95 Quantity in Basket: none 50 Bearing R168ZZ 1/4"x3/8"x1/8" Shielded Code: Kit318 Price: $69.95 Quantity in Basket: none 50 Bearing R4ZZ 1/4"x5/8"x0.196" Shielded Code: Kit321 Price: $59.95 Quantity in Basket: none 10 Flanged Bearing FR188ZZ 1/4"x1/2"x3/16" Shielded Code: kit776 Price: $39.95 Quantity in Basket: none 10 Flanged Bearing FR4ZZ 1/4"x5/8"Shielded Code: kit784 Price: $34.95 Quantity in Basket: none 10 Bearing R188-2RS 1/4"x1/2"x3/16" Sealed Code: kit807 Price: $19.95 Quantity in Basket: none