Fits externally. Extends 1.250” over the profile. Total height 6.125.” | Please indicate size needed in the Special Instructions Box | Fit externally over 4” or 5” posts. Dual NiCad rechargeable batteries. Four LED lights. Up to 12 hours of light. Includes adapter for use with 4” posts. | 3” x 2 1/2” x 7.” Ultra bright 3 LED lights. 3 rechargeable NiCad batteries. Attaches to most surfaces. Includes screws and 6” double sided tape. | Includes: two 2” x 3 1/2” covers;two nylon back plates; sixteen #10 x 1 1/2” pan head, Phillips drive, self drilling stainless steel screws. | Includes: one T-Rail cover; one 2” x 3 1/2” cover; two nylon back plates; sixteen #10 x 1 1/2” pan head, Phillips drive, self drilling stainless steel screws. | Includes: one upper 2” x 3 1/2” rail cover, one lower 2” x 3 1/2” rail cover, two nylon back plates, twelve #10 x 1 1/2” pan heads, Phillips drive, self drilling stainless steel screws (brackets can be used for 30 to 40 degree angles). | Includes: one upper T-Rail cover, one lower T-Rail cover, two nylon back plates, twelve #10 x 1 1/2” pan heads, Phillips drive, self drilling stainless steel screws (brackets can be used for 30 to 40 degree angles). | (Not for use in railing applications. Does not meet code) | #10 x 1” self drilling w/cap Designed for use with PVC, Wood or Aluminum |