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A bracket device includes a side wall, an end wall and a supporting base. The end wall is bent relative to the side wall. The end wall has a first hole and a second hole. The supporting base has a first base hole and a second base hole. The first base hole and the second base hole are arranged at po

A bracket device includes a side wall, an end wall and a supporting base. The end wall is bent relative to the side wall. The end wall has a first hole and a second hole. The supporting base has a first base hole and a second base hole. The first base hole and the second base hole are arranged at positions respectively corresponding to the first hole and the second hole of the end wall. Each of the first base hole and the second base hole has a thread feature.

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1. A bracket device configured to mount a slide rail to a rack, the rack comprising a post with a first post hole and a second post hole, the bracket device comprising: a side wall mounted to the slide rail and comprising a blocking part; an end wall substantially perpendicularly connected to the si

1. A bracket device configured to mount a slide rail to a rack, the rack comprising a post with a first post hole and a second post hole, the bracket device comprising: a side wall mounted to the slide rail and comprising a blocking part; an end wall substantially perpendicularly connected to the side wall, the end wall having a first hole and a second hole, wherein the rack has a first side facing the end wall and a second side opposite to the first side;a first mounting member attached to the end wall and configured to pass through the first post hole of the post of the rack from the first side to the second side of the rack, the first mounting member having a first portion passing through the first hole of the end wall, the first portion of the first mounting member having a first thread feature; anda supporting base having a first base hole and a second base hole, each of the first base hole and the second base hole having a second thread feature;wherein the first thread feature of the first mounting member is configured to be screwed into the second thread feature of the first base hole of the supporting base;wherein the second base hole of the supporting base is arranged at a position corresponding to the second hole of the end wall;wherein the supporting base is located at a first side of the end wall, the bracket device further comprises an elastic member and a fastening member, the elastic member has an end connected to the side wall and is configured to provide an elastic force to the fastening member, the fastening member is pivoted to the side wall and rotatable relative to the side wall, the fastening member has a fastening part configured to be held at a second side of the end wall in response to the elastic force of the elastic member, in order to lock the post of the rack, the second side of the end wall is opposite to the first side of the end wall, another end of the elastic member movably abuts against the blocking part, the elastic member is arranged on the side wall, and the elastic member comprises an elastic part located between the blocking part and the fastening member;wherein the end wall has a first thickness, and the supporting base has a second thickness greater than the first thickness; andwherein the side wall has an opening, the fastening member partially passes through the opening to abut against the elastic part of the elastic member. 2. The bracket device of claim 1, further comprising a second mounting member configured to pass through the second post hole of the post of the rack, wherein the second mounting member has a second portion passing through the second hole of the end wall, and the second portion of the second mounting member has the first thread feature configured to be screwed into the second thread feature of the second base hole of the supporting base. 3. The bracket device of claim 1, wherein the end wall further has a third hole, the supporting base further has a third base hole having the second thread feature, and the third base hole is arranged at a position corresponding to the third hole. 4. The bracket device of claim 1, wherein the second thickness is at least two times greater than the first thickness. 5. The bracket device of claim 1, wherein the second thickness is defined by all portions of the supporting base. 6. The bracket device of claim 5, wherein the supporting base with the second thickness greater than the first thickness is for strengthening structural strength of the end wall when the supporting base is mounted with the end wall, which enables the first mounting member to be mounted to the rack in a tool-less manner. 7. A bracket device configured to mount a slide rail to a rack, the rack comprising a post with a first post hole and a second post hole, the bracket device comprising: a side wall mounted to the slide rail and comprising a blocking part;an end wall substantially perpendicularly connected to the side wall, the end wall having a first hole and a second hole, wherein the rack has a first side facing the end wall and a second side opposite to the first side;a first mounting member attached to the end wall and configured to pass through the first post hole of the post of the rack from the first side to the second side of the rack, the first mounting member having a first portion passing through the first hole of the end wall, the first portion of the first mounting member having a first thread feature; anda supporting base having a first base hole and a second base hole, each of the first base hole and the second base hole having a second thread feature;wherein the first thread feature of the first mounting member is configured to be screwed into the second thread feature of the first base hole of the supporting base;wherein the second base hole of the supporting base is arranged at a position corresponding to the second hole of the end wall;wherein the supporting base is located at a first side of the end wall, the bracket device further comprises an elastic member and a fastening member, the elastic member is configured to provide an elastic force to the fastening member, the fastening member is pivoted to the side wall and rotatable relative to the side wall, the fastening member has a fastening part configured to be held at a second side of the end wall in response to the elastic force of the elastic member, in order to lock the post of the rack, the second side of the end wall is opposite to the first side of the end wall, the elastic member is arranged on the side wall, the elastic member comprises an elastic part located between the blocking part and the fastening member;wherein the end wall has a first thickness, and the supporting base has a front surface and a rear surface that are parallel with respect to each other, wherein each of the front and rear surfaces surrounds the first base hole and the second base hole, and wherein a second thickness taken between the front and rear surfaces is at least two times greater than the first thickness; andwherein the side wall has an opening, the fastening member partially passes through the opening to abut against the elastic part of the elastic member. 8. The bracket device of claim 7, further comprising a second mounting member configured to pass through the second post hole of the post of the rack, wherein the second mounting member has a second portion passing through the second hole of the end wall, and the second portion of the second mounting member has the first thread feature configured to be screwed into the second thread feature of the second base hole of the supporting base, the end wall further has a third hole, the supporting base further has a third base hole having the second thread feature, and the third base hole is arranged at a position corresponding to the third hole, the elastic member has an end connected to the side wall, another end of the elastic member movably abuts against the blocking part. 9. A bracket device configured to mount a slide rail to a rack, the rack comprising a post with a first post hole and a second post hole, the bracket device comprising: a side wall mounted to the slide rail and comprising a blocking part;an end wall substantially perpendicularly connected to the side wall, the end wall having a first hole and a second hole, wherein the rack has a first side facing the end wall and a second side opposite to the first side;a first mounting member attached to the end wall and configured to pass through the first post hole of the post of the rack from the first side to the second side of the rack, the first mounting member having a first portion passing through the first hole of the end wall, the first portion of the first mounting member having a first thread feature; anda supporting base having a first base hole and a second base hole, each of the first base hole and the second base hole having a second thread feature;wherein the first thread feature of the first mounting member is configured to be screwed into the second thread feature of the first base hole of the supporting base;wherein the second base hole of the supporting base is arranged at a position corresponding to the second hole of the end wall;wherein the supporting base is located at a first side of the end wall, the bracket device further comprises an elastic member and a fastening member, the elastic member is configured to provide an elastic force to the fastening member, the fastening member is pivoted to the side wall and rotatable relative to the side wall, the fastening member has a fastening part configured to be held at a second side of the end wall in response to the elastic force of the elastic member, in order to lock the post of the rack, the second side of the end wall is opposite to the first side of the end wall, the elastic member is arranged on the side wall, and the elastic member comprises an elastic part located between the blocking part and the fastening member;wherein the end wall has a first thickness, and the supporting base has a second thickness that is at least two times greater than the first thickness for strengthening structural strength of the end wall when the supporting base is mounted with the end wall, which enables the first mounting member to be mounted to the rack in a tool-less manner; andwherein the side wall has an opening, the fastening member partially passes through the opening to abut against the elastic part of the elastic member. 10. The bracket device of claim 9, further comprising a second mounting member configured to pass through the second post hole of the post of the rack, wherein the second mounting member has a second portion passing through the second hole of the end wall, and the second portion of the second mounting member has the first thread feature configured to be screwed into the second thread feature of the second base hole of the supporting base, the end wall further has a third hole, the supporting base further has a third base hole having the second thread feature, and the third base hole is arranged at a position corresponding to the third hole, the elastic member has an end connected to the side wall, another end of the elastic member movably abuts against the blocking part.