Easy mounting system over a 3-1/2" to 4" recessed octagonal junction box for S, P, RP, and RPS mounting options Surface mount or field adjustable flexible cord pendant mounting option. RP mounting option can be mounted on 45 sloped ceiling (fixture is a self-contained operating unit, wiring through stem by others). Consult factory for custom pendant lengths. RPS mounting option is a fixed stem length pendant with slim junction box cover. Select stem lengths from ordering code.