E-house L3 L3 Back Touchpad Button Module For Ps Vita Slim For Psv1000 Psv2000 Synchronize Game From Ps3 Ps4 - Accessories - AliExpress
for PSV1000 PSV 1000 L3 R3 Hand Grip Game Console Stand Case with L2 R2 Trigger Button for PS VITA 1000 Storage bag streaming|Replacement Parts & Accessories| - AliExpress
HORI [L2/R2, L3/R3 button mounted] Remote Play Assist Attachment for PlayStation Vita (PCH-2000 only) - want.jp