The Wicked Ridge SDS mounts directly to the riser and dramatically reduces string noise and oscillation.
Compatible With:
Invader 400, Invader X4, Rampage 360, Blackhawk 360, Warrior Ultra-Lite, Ranger X2, Raider 400 De-Cock crossbows
NOT Compatible With:
RDX 400, M-370, Raider CLS, Invader G3, Invader HP, Invader, Warrior G3, Warrior HL, Warrior, Ranger, Lady Ranger, Carbon Woodsman, and Woodsman crossbows.
The M-370 uses the TenPoint HCA-148 SDS found HERE