products > Rails + Rollers > rails, profile 300 × roller with ball bearing Product Variants Art.Nr. / PU A length L Br D Profile P 11.1030.01 1 28 116 28 28 300 roller with ball bearingzinc plated 11.1030.01 50 28 116 28 28 300 roller with ball bearingzinc plated 31.2428.20 10 28 back plate with screwsstainless steel 31.2428.20 100 28 back plate with screwsstainless steel