Bronze parasol spoke ends (chang gao).  Parasols were evidently standard equipment on chariots at that time, and are often found on battlefields associated with arrows, hence the confusion of these and arrowheads.

CP2) bronze chang gao parasol spoke end, 57x12mm, VF+ $17.00
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CP4) bronze chang gao parasol spoke end, phalloid with knob on end, 15x7mm, VF $18.00
 
 
 

CP6) bronze chang gao parasol spoke end, rivet holes at base, 43mm long, bit of original wood spoke inside, VF $21.00
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CP7) bronze chang gao parasol spoke end, 39mm long, VF, either one @ $16.00 each sold 10/14/2013
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CP8) bronze chang gao parasol spoke end,
a) ~35mm, bit of wood inside, F $18.00 sold 10/14/2013
b) F $14.00 sold 10/14/2013
c) sim., bit of wood inside, broken hook, chipped base, F $5.00 sold 10/14/2013
d) F $14.00 sold 10/14/2013
e) chipped base, F $7.00 sold 10/14/2013
f) chipped base, F $7.00 sold 10/14/2013
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CP9) bronze chang gao parasol spoke end, knob tipped conic cylinder, ~24mm long, chips or flaws, F @ $5.00 each sold 10/14/2013
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CP10) bronze chang gao parasol spoke end, flower tipped conic cylinder, silver plated, ~25mm, slight chips, F @ $9.00 each sold 10/14/2013
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CP11) bronze chang gao parasol spoke end, 60mm long with a dog-leg projection, nail hole in socket, more robust than usual, small casting hole, slight chips at base of socket, VF $30.00 sold 2/12/2009
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CP12) bronze chang gao parasol spoke end, straight tube 165mm long, silver plated, nail holes, light chipping at base of socket, VF $40.00 sold 2/12/2009
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CP13) bronze chang gao parasol spoke end, several tears, holes, chipped base, VF $10.00 sold 6/28/2011
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