Caddy (Tray) 2.5 "SFF for HP Proliant G8 Gen8, G9 Gen9 and G10 Gen10 servers and storage - 651687-001.
The product is delivered together with 4 screws for mounting the hard disk or SSD.

Compatible systems:

Proliant DL Series: DL20 (G9 G10) DL60 (G9) DL80 (G9 G10)
Proliant DL Series: DL120 (G8 G9 G10) DL160 (G8 G9 G10) DL180 (G8 G9) DL320e (G8 G9) DL360 (G8 G9 G10) DL360e (G8 G9) DL388 (G9)
Proliant DL Series: DL360p (G8 G9 G10) DL380 (G8 G9 G10) DL380e (G8 G9) DL380p (G8 G9) DL385p (G8 G9) DL560 (G8 G9) DL580 (G8 G9)

Proliant ML Series: ML110 (G8 G9) ML150 (G8 G9) ML310e (G8 G9) ML350 (G8 G9) ML350e (G8 G9) ML350p (G8 G9)

Proliant SL Series: SL230s (G8 G9) SL250s (G8 G9) SL270s (G8 G9)

Proliant XL Series: XL170r (G9) XL190r (G9) XL220a (G9) XL230a (G9) XL250a (G9)

Proliant BL Series: BL420c (G8 G9) BL460c (G8 G9) BL465c (G8 G9) BL660c (G8 G9)

HPE Storage Arrays: D3700 D2220sb StoreEasy 1830 1840

HPE StoreVirtual (VSA): 4130 4330 4330(FC) 4335 4335 (Hybrid SAN) 4530 4630 4730 4730(FC)

HPE Synergy Systems: D3940 Storage Module

WARNING: some of the latest HPE Gen19 server might be shipped with HDD backplane similar cu Gen11. For rhose you need HPE Gen11 Caddy. You can find it HERE.