diff --git a/include/f_op/f_op_actor_mng.h b/include/f_op/f_op_actor_mng.h
index 437446435..4e266820d 100644
--- a/include/f_op/f_op_actor_mng.h
+++ b/include/f_op/f_op_actor_mng.h
@@ -352,6 +352,10 @@ inline fopAc_ac_c* fopAcM_SearchByName(s16 procName) {
     return (fopAc_ac_c*)fopAcIt_Judge(fpcSch_JudgeForPName, &procName);
 }
 
+inline fpc_ProcID fopAcM_GetLinkId(const fopAc_ac_c* pActor) {
+    return pActor->parentActorID;
+}
+
 inline void dComIfGs_onItem(int bitNo, int roomNo);
 inline void fopAcM_onItem(fopAc_ac_c* item, int bitNo) {
     dComIfGs_onItem(bitNo, fopAcM_GetHomeRoomNo(item));
diff --git a/src/d/actor/d_a_arrow.cpp b/src/d/actor/d_a_arrow.cpp
index dae093308..252aacd32 100644
--- a/src/d/actor/d_a_arrow.cpp
+++ b/src/d/actor/d_a_arrow.cpp
@@ -152,7 +152,7 @@ void daArrow_c::_atHit(dCcD_GObjInf* thisObjInf, fopAc_ac_c* hitActor, dCcD_GObj
 void daArrow_c::checkCreater() {
     // Check if this arrow was fired by Princess Zelda (during the Ganondorf fight).
     fopAc_ac_c* archer;
-    if (fopAcM_SearchByID(parentActorID, &archer)) {
+    if (fopAcM_SearchByID(fopAcM_GetLinkId(this), &archer)) {
         if (fpcM_GetName(archer) == PROC_PZ) {
             mbSetByZelda = true;
         }
@@ -542,7 +542,7 @@ void daArrow_c::setKeepMatrix() {
     // Transform the arrow onto its archer's hand.
     if (mbSetByZelda) {
         daPz_c* zelda;
-        fopAcM_SearchByID(parentActorID, (fopAc_ac_c**)&zelda);
+        fopAcM_SearchByID(fopAcM_GetLinkId(this), (fopAc_ac_c**)&zelda);
         
         mDoMtx_stack_c::transS(0.7f, -0.07f, -0.2f);
         mDoMtx_stack_c::XYZrotM(0x238E, 0x2CDF, 0x29BE);
@@ -1073,12 +1073,8 @@ BOOL daArrow_c::createInit() {
     
     setKeepMatrix();
     fopAcM_SetMtx(this, mpModel->getBaseTRMtx());
-    cull.box.min.x = -6.0f;
-    cull.box.min.y = -6.0f;
-    cull.box.min.z = 0.0f;
-    cull.box.max.x = 6.0f;
-    cull.box.max.y = 6.0f;
-    cull.box.max.z = 65.0f;
+    fopAcM_SetMin(this, -6.0f, -6.0f, 0.0f);
+    fopAcM_SetMax(this, 6.0f, 6.0f, 65.0f);
     
     mStts.Init(10, 0xFF, this);
     mAtCps.Set(m_at_cps_src);