A spinal implant comprising: a body comprising opposite first and second end walls (264, 266) and opposite first and second side walls (268, 270), the side walls (268, 270) each extending from the first end wall to the second end wall, wherein the body extends along a longitudinal axis between the opposite first and second end walls (264, 266); a first cap coupled to top ends of the walls; and a second cap coupled to bottom ends of the walls, the implant comprising an opening (286, 288, 338, 340) extending through the caps (334, 336) such that the first cap defines a first ledge extending from at least one of the walls to the opening (286, 288, 338, 340) and the second cap defines a second ledge extending from at least one of the walls to the opening (286, 288, 338, 340), wherein inner surfaces of the walls define a cavity, the cavity having a maximum diameter that is greater than a maximum diameter of the opening (286, 288, 338,340), wherein the first and second caps (334, 336) each include a plurality of apertures surrounding the opening (286, 288, 338, 340), wherein the ledges (346, 348) each extend circumferentially about the opening (286, 288, 338, 340), wherein the body comprises an inner surface defining a first bore and comprises an inner surface defining a second bore, the first and second bores (356, 358) respectively extending through the first end wall at an oblique angle relative to the longitudinal axis such that the first and second bores (356, 358) respectively extend through the first ledge, wherein the body comprises a third inner surface defining a third bore positioned between the first bore and the second bore, the third bore extending through the first end wall at an oblique angle relative to the longitudinal axis such that the third bore extends through the second ledge, and wherein the first, second and third bores (356, 358, 324) are configured for disposal of a fastener for engagement with tissue. a body comprising opposite first and second end walls (264, 266) and opposite first and second side walls (268, 270), the side walls (268, 270) each extending from the first end wall to the second end wall, wherein the body extends along a longitudinal axis between the opposite first and second end walls (264, 266); a first cap coupled to top ends of the walls; and a second cap coupled to bottom ends of the walls, the implant comprising an opening (286, 288, 338, 340) extending through the caps (334, 336) such that the first cap defines a first ledge extending from at least one of the walls to the opening (286, 288, 338, 340) and the second cap defines a second ledge extending from at least one of the walls to the opening (286, 288, 338, 340), wherein inner surfaces of the walls define a cavity, the cavity having a maximum diameter that is greater than a maximum diameter of the opening (286, 288, 338,340), wherein the first and second caps (334, 336) each include a plurality of apertures surrounding the opening (286, 288, 338, 340), wherein the ledges (346, 348) each extend circumferentially about the opening (286, 288, 338, 340), wherein the body comprises an inner surface defining a first bore and comprises an inner surface defining a second bore, the first and second bores (356, 358) respectively extending through the first end wall at an oblique angle relative to the longitudinal axis such that the first and second bores (356, 358) respectively extend through the first ledge, wherein the body comprises a third inner surface defining a third bore positioned between the first bore and the second bore, the third bore extending through the first end wall at an oblique angle relative to the longitudinal axis such that the third bore extends through the second ledge, and