Cisco Small Business 300 Series 19" (1RU) Rack Mount KitThis rack mount with mount 19" Cisco SG300 and SF300 series small business switches into a standard 19" rack. Included are both the left and right brackets along with (8) screws to secure the mount to the switch.Compatible models: SF300-24 (SRW224G4-K9) SF300-24P (SRW224G4P-K9) SF300-24PP (SF300-24PP-K9) SF300-24MP (SF300-24MP-K9) SF300-48 (SRW248G4-K9) SF300-48P (SRW248G4P-K9) SF300-48PP (SF300-48PP-K9) SG300-20 (SRW2016-K9) SG300-28 (SRW2024-K9) SG300-28SFP (SG300-28SFP-K9) SG300-28P (SRW2024P-K9) SG300-28PP (SG300-28PP-K9) SG300-28MP (SG300-28MP-K9) SG300-52 (SRW2048-K9) SG300-52P (SG300-52P-K9) SG300-52MP (SG300-52MP-K9) SG500-28 SG500-28P SG500-28MPP SG500-52 SG500-52P SG500-52MP SG500X-24 SG500X-24P SG500X-24MPP SG500X-48 SG500X-48P SG500X-48MP SG500XG-8F8T